19625122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2129}}^1$

素因数の和:2561

約数の個数: 16

約数和(自身を含む): 32205600

約数和(自身を除く): 12580478

約数列:

[1, 2, 11, 22, 419, 838, 2129, 4258, 4609, 9218, 23419, 46838, 892051, 1784102, 9812561, 19625122]

約数ペア:

[(1, 19625122), (2, 9812561), (11, 1784102), (22, 892051), (419, 46838), (838, 23419), (2129, 9218), (4258, 4609)]