20171792

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74161}}^1$

素因数の和:74186

約数の個数: 20

約数和(自身を含む): 41382396

約数和(自身を除く): 21210604

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74161, 148322, 296644, 593288, 1186576, 1260737, 2521474, 5042948, 10085896, 20171792]

約数ペア:

[(1, 20171792), (2, 10085896), (4, 5042948), (8, 2521474), (16, 1260737), (17, 1186576), (34, 593288), (68, 296644), (136, 148322), (272, 74161)]