1999553645

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{153871}}^1$

素因数の和:154012

約数の個数: 16

約数和(自身を含む): 2525962752

約数和(自身を除く): 526409107

約数列:

[1, 5, 23, 113, 115, 565, 2599, 12995, 153871, 769355, 3539033, 17387423, 17695165, 86937115, 399910729, 1999553645]

約数ペア:

[(1, 1999553645), (5, 399910729), (23, 86937115), (113, 17695165), (115, 17387423), (565, 3539033), (2599, 769355), (12995, 153871)]