19904948

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{12049}}^1$

素因数の和:12119

約数の個数: 24

約数和(自身を含む): 40488000

約数和(自身を除く): 20583052

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 12049, 24098, 48196, 84343, 168686, 337372, 710891, 1421782, 2843564, 4976237, 9952474, 19904948]

約数ペア:

[(1, 19904948), (2, 9952474), (4, 4976237), (7, 2843564), (14, 1421782), (28, 710891), (59, 337372), (118, 168686), (236, 84343), (413, 48196), (826, 24098), (1652, 12049)]