64813864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{426407}}^1$

素因数の和:426432

約数の個数: 16

約数和(自身を含む): 127922400

約数和(自身を除く): 63108536

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 426407, 852814, 1705628, 3411256, 8101733, 16203466, 32406932, 64813864]

約数ペア:

[(1, 64813864), (2, 32406932), (4, 16203466), (8, 8101733), (19, 3411256), (38, 1705628), (76, 852814), (152, 426407)]