19905184321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{12739}}^1\times {\mathrm{142049}}^1$

素因数の和:154799

約数の個数: 8

約数和(自身を含む): 21716604000

約数和(自身を除く): 1811419679

約数列:

[1, 11, 12739, 140129, 142049, 1562539, 1809562211, 19905184321]

約数ペア:

[(1, 19905184321), (11, 1809562211), (12739, 1562539), (140129, 142049)]