20177397

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12251}}^1$

素因数の和:12321

約数の個数: 16

約数和(自身を含む): 30384960

約数和(自身を除く): 10207563

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12251, 36753, 110259, 330777, 747311, 2241933, 6725799, 20177397]

約数ペア:

[(1, 20177397), (3, 6725799), (9, 2241933), (27, 747311), (61, 330777), (183, 110259), (549, 36753), (1647, 12251)]