977808208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4701001}}^1$

素因数の和:4701022

約数の個数: 20

約数和(自身を含む): 2040234868

約数和(自身を除く): 1062426660

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4701001, 9402002, 18804004, 37608008, 61113013, 75216016, 122226026, 244452052, 488904104, 977808208]

約数ペア:

[(1, 977808208), (2, 488904104), (4, 244452052), (8, 122226026), (13, 75216016), (16, 61113013), (26, 37608008), (52, 18804004), (104, 9402002), (208, 4701001)]