20709837

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{1531}}^1$

素因数の和:1710

約数の個数: 20

約数和(自身を含む): 31142496

約数和(自身を除く): 10432659

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 1531, 4509, 4593, 13527, 13779, 41337, 124011, 255677, 767031, 2301093, 6903279, 20709837]

約数ペア:

[(1, 20709837), (3, 6903279), (9, 2301093), (27, 767031), (81, 255677), (167, 124011), (501, 41337), (1503, 13779), (1531, 13527), (4509, 4593)]