20013279

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4241}}^1$

素因数の和:4279

約数の個数: 24

約数和(自身を含む): 31594416

約数和(自身を除く): 11581137

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 4241, 4719, 12723, 46651, 55133, 139953, 165399, 513161, 606463, 1539483, 1819389, 6671093, 20013279]

約数ペア:

[(1, 20013279), (3, 6671093), (11, 1819389), (13, 1539483), (33, 606463), (39, 513161), (121, 165399), (143, 139953), (363, 55133), (429, 46651), (1573, 12723), (4241, 4719)]