20922424

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{60821}}^1$

素因数の和:60870

約数の個数: 16

約数和(自身を含む): 40142520

約数和(自身を除く): 19220096

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 60821, 121642, 243284, 486568, 2615303, 5230606, 10461212, 20922424]

約数ペア:

[(1, 20922424), (2, 10461212), (4, 5230606), (8, 2615303), (43, 486568), (86, 243284), (172, 121642), (344, 60821)]