An analog of perfect numbers involving the unitary totient function
Number Theory
2021-04-01 v2
Abstract
We shall give some results for an integer divisible by its unitary totient.
Keywords
Cite
@article{arxiv.1806.00647,
title = {An analog of perfect numbers involving the unitary totient function},
author = {Tomohiro Yamada},
journal= {arXiv preprint arXiv:1806.00647},
year = {2021}
}
Comments
22 pages, the author's final version, published in J. Number Theory (online), some results have been omitted since more stronger results have been shown