18327555

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3109}}^1$

素因数の和:3251

約数の個数: 24

約数和(自身を含む): 32020560

約数和(自身を除く): 13693005

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 3109, 5895, 9327, 15545, 27981, 46635, 139905, 407279, 1221837, 2036395, 3665511, 6109185, 18327555]

約数ペア:

[(1, 18327555), (3, 6109185), (5, 3665511), (9, 2036395), (15, 1221837), (45, 407279), (131, 139905), (393, 46635), (655, 27981), (1179, 15545), (1965, 9327), (3109, 5895)]