20219667

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2099}}^1$

素因数の和:2147

約数の個数: 24

約数和(自身を含む): 30744000

約数和(自身を除く): 10524333

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 2099, 3211, 6297, 9633, 27287, 39881, 81861, 119643, 354731, 518453, 1064193, 1555359, 6739889, 20219667]

約数ペア:

[(1, 20219667), (3, 6739889), (13, 1555359), (19, 1064193), (39, 518453), (57, 354731), (169, 119643), (247, 81861), (507, 39881), (741, 27287), (2099, 9633), (3211, 6297)]