31748912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{152639}}^1$

素因数の和:152660

約数の個数: 20

約数和(自身を含む): 66245760

約数和(自身を除く): 34496848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 152639, 305278, 610556, 1221112, 1984307, 2442224, 3968614, 7937228, 15874456, 31748912]

約数ペア:

[(1, 31748912), (2, 15874456), (4, 7937228), (8, 3968614), (13, 2442224), (16, 1984307), (26, 1221112), (52, 610556), (104, 305278), (208, 152639)]