20187455905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{130241651}}^1$

素因数の和:130241687

約数の個数: 8

約数和(自身を含む): 25006397184

約数和(自身を除く): 4818941279

約数列:

[1, 5, 31, 155, 130241651, 651208255, 4037491181, 20187455905]

約数ペア:

[(1, 20187455905), (5, 4037491181), (31, 651208255), (155, 130241651)]