20510321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{42641}}^1$

素因数の和:42691

約数の個数: 8

約数和(自身を含む): 22685544

約数和(自身を除く): 2175223

約数列:

[1, 13, 37, 481, 42641, 554333, 1577717, 20510321]

約数ペア:

[(1, 20510321), (13, 1577717), (37, 554333), (481, 42641)]