20565522

素因数分解:

$2^1\times 3^3\times {\mathrm{380843}}^1$

素因数の和:380854

約数の個数: 16

約数和(自身を含む): 45701280

約数和(自身を除く): 25135758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 380843, 761686, 1142529, 2285058, 3427587, 6855174, 10282761, 20565522]

約数ペア:

[(1, 20565522), (2, 10282761), (3, 6855174), (6, 3427587), (9, 2285058), (18, 1142529), (27, 761686), (54, 380843)]