20117851521

素因数分解:

$3^1\times {\mathrm{727}}^1\times {\mathrm{1583}}^1\times {\mathrm{5827}}^1$

素因数の和:8140

約数の個数: 16

約数和(自身を含む): 26882279424

約数和(自身を除く): 6764427903

約数列:

[1, 3, 727, 1583, 2181, 4749, 5827, 17481, 1150841, 3452523, 4236229, 9224141, 12708687, 27672423, 6705950507, 20117851521]

約数ペア:

[(1, 20117851521), (3, 6705950507), (727, 27672423), (1583, 12708687), (2181, 9224141), (4749, 4236229), (5827, 3452523), (17481, 1150841)]