20104887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4447}}^1$

素因数の和:4598

約数の個数: 16

約数和(自身を含む): 29463552

約数和(自身を除く): 9358665

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4447, 4521, 13341, 48917, 146751, 609239, 1827717, 6701629, 20104887]

約数ペア:

[(1, 20104887), (3, 6701629), (11, 1827717), (33, 609239), (137, 146751), (411, 48917), (1507, 13341), (4447, 4521)]