20138174

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23581}}^1$

素因数の和:23651

約数の個数: 16

約数和(自身を含む): 35090016

約数和(自身を除く): 14951842

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 23581, 47162, 165067, 330134, 1438441, 2876882, 10069087, 20138174]

約数ペア:

[(1, 20138174), (2, 10069087), (7, 2876882), (14, 1438441), (61, 330134), (122, 165067), (427, 47162), (854, 23581)]