63988912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307639}}^1$

素因数の和:307660

約数の個数: 20

約数和(自身を含む): 133515760

約数和(自身を除く): 69526848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307639, 615278, 1230556, 2461112, 3999307, 4922224, 7998614, 15997228, 31994456, 63988912]

約数ペア:

[(1, 63988912), (2, 31994456), (4, 15997228), (8, 7998614), (13, 4922224), (16, 3999307), (26, 2461112), (52, 1230556), (104, 615278), (208, 307639)]