20390322

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20849}}^1$

素因数の和:21017

約数の個数: 16

約数和(自身を含む): 41032800

約数和(自身を除く): 20642478

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20849, 41698, 62547, 125094, 3398387, 6796774, 10195161, 20390322]

約数ペア:

[(1, 20390322), (2, 10195161), (3, 6796774), (6, 3398387), (163, 125094), (326, 62547), (489, 41698), (978, 20849)]