20801472808

素因数分解:

$2^3\times {\mathrm{13841}}^1\times {\mathrm{187861}}^1$

素因数の和:201708

約数の個数: 16

約数和(自身を含む): 39005787060

約数和(自身を除く): 18204314252

約数列:

[1, 2, 4, 8, 13841, 27682, 55364, 110728, 187861, 375722, 751444, 1502888, 2600184101, 5200368202, 10400736404, 20801472808]

約数ペア:

[(1, 20801472808), (2, 10400736404), (4, 5200368202), (8, 2600184101), (13841, 1502888), (27682, 751444), (55364, 375722), (110728, 187861)]