20069559

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{4451}}^1$

素因数の和:4627

約数の個数: 16

約数和(自身を含む): 29917440

約数和(自身を除く): 9847881

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4451, 4509, 13353, 40059, 120177, 743317, 2229951, 6689853, 20069559]

約数ペア:

[(1, 20069559), (3, 6689853), (9, 2229951), (27, 743317), (167, 120177), (501, 40059), (1503, 13353), (4451, 4509)]