64860016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311827}}^1$

素因数の和:311848

約数の個数: 20

約数和(自身を含む): 135333352

約数和(自身を除く): 70473336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311827, 623654, 1247308, 2494616, 4053751, 4989232, 8107502, 16215004, 32430008, 64860016]

約数ペア:

[(1, 64860016), (2, 32430008), (4, 16215004), (8, 8107502), (13, 4989232), (16, 4053751), (26, 2494616), (52, 1247308), (104, 623654), (208, 311827)]