20565386101

素因数分解:

${\mathrm{13}}^1\times {\mathrm{4943}}^1\times {\mathrm{320039}}^1$

素因数の和:324995

約数の個数: 8

約数和(自身を含む): 22151888640

約数和(自身を除く): 1586502539

約数列:

[1, 13, 4943, 64259, 320039, 4160507, 1581952777, 20565386101]

約数ペア:

[(1, 20565386101), (13, 1581952777), (4943, 4160507), (64259, 320039)]