20532891

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1637}}^1$

素因数の和:1790

約数の個数: 16

約数和(自身を含む): 28383264

約数和(自身を除く): 7850373

約数列:

[1, 3, 37, 111, 113, 339, 1637, 4181, 4911, 12543, 60569, 181707, 184981, 554943, 6844297, 20532891]

約数ペア:

[(1, 20532891), (3, 6844297), (37, 554943), (111, 184981), (113, 181707), (339, 60569), (1637, 12543), (4181, 4911)]