20512397545

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{688451}}^1$

素因数の和:688616

約数の個数: 16

約数和(自身を含む): 25279957440

約数和(自身を除く): 4767559895

約数列:

[1, 5, 59, 101, 295, 505, 5959, 29795, 688451, 3442255, 40618609, 69533551, 203093045, 347667755, 4102479509, 20512397545]

約数ペア:

[(1, 20512397545), (5, 4102479509), (59, 347667755), (101, 203093045), (295, 69533551), (505, 40618609), (5959, 3442255), (29795, 688451)]