20975524

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{48109}}^1$

素因数の和:48222

約数の個数: 12

約数和(自身を含む): 37044700

約数和(自身を除く): 16069176

約数列:

[1, 2, 4, 109, 218, 436, 48109, 96218, 192436, 5243881, 10487762, 20975524]

約数ペア:

[(1, 20975524), (2, 10487762), (4, 5243881), (109, 192436), (218, 96218), (436, 48109)]