20412998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{2203}}^1$

素因数の和:2359

約数の個数: 16

約数和(自身を含む): 31658256

約数和(自身を除く): 11245258

約数列:

[1, 2, 41, 82, 113, 226, 2203, 4406, 4633, 9266, 90323, 180646, 248939, 497878, 10206499, 20412998]

約数ペア:

[(1, 20412998), (2, 10206499), (41, 497878), (82, 248939), (113, 180646), (226, 90323), (2203, 9266), (4406, 4633)]