20468481

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 30324000

約数和(自身を除く): 9855519

約数列:

[1, 3, 11, 33, 113, 121, 339, 363, 499, 1243, 1497, 3729, 5489, 13673, 16467, 41019, 56387, 60379, 169161, 181137, 620257, 1860771, 6822827, 20468481]

約数ペア:

[(1, 20468481), (3, 6822827), (11, 1860771), (33, 620257), (113, 181137), (121, 169161), (339, 60379), (363, 56387), (499, 41019), (1243, 16467), (1497, 13673), (3729, 5489)]