18308991

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1598

約数の個数: 16

約数和(自身を含む): 25228800

約数和(自身を除く): 6919809

約数列:

[1, 3, 47, 89, 141, 267, 1459, 4183, 4377, 12549, 68573, 129851, 205719, 389553, 6102997, 18308991]

約数ペア:

[(1, 18308991), (3, 6102997), (47, 389553), (89, 205719), (141, 129851), (267, 68573), (1459, 12549), (4183, 4377)]