20138378701

素因数分解:

$7^1\times {\mathrm{643}}^1\times {\mathrm{4474201}}^1$

素因数の和:4474851

約数の個数: 8

約数和(自身を含む): 23051088704

約数和(自身を除く): 2912710003

約数列:

[1, 7, 643, 4501, 4474201, 31319407, 2876911243, 20138378701]

約数ペア:

[(1, 20138378701), (7, 2876911243), (643, 31319407), (4501, 4474201)]