20515706073

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{1277}}^1\times {\mathrm{15797}}^1$

素因数の和:17193

約数の個数: 24

約数和(自身を含む): 29921348808

約数和(自身を除く): 9405642735

約数列:

[1, 3, 9, 113, 339, 1017, 1277, 3831, 11493, 15797, 47391, 142173, 144301, 432903, 1298709, 1785061, 5355183, 16065549, 20172769, 60518307, 181554921, 2279522897, 6838568691, 20515706073]

約数ペア:

[(1, 20515706073), (3, 6838568691), (9, 2279522897), (113, 181554921), (339, 60518307), (1017, 20172769), (1277, 16065549), (3831, 5355183), (11493, 1785061), (15797, 1298709), (47391, 432903), (142173, 144301)]