20724017345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{260009}}^1$

素因数の和:260872

約数の個数: 16

約数和(自身を含む): 26209008000

約数和(自身を除く): 5484990655

約数列:

[1, 5, 19, 95, 839, 4195, 15941, 79705, 260009, 1300045, 4940171, 24700855, 218147551, 1090737755, 4144803469, 20724017345]

約数ペア:

[(1, 20724017345), (5, 4144803469), (19, 1090737755), (95, 218147551), (839, 24700855), (4195, 4940171), (15941, 1300045), (79705, 260009)]