12688208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61001}}^1$

素因数の和:61022

約数の個数: 20

約数和(自身を含む): 26474868

約数和(自身を除く): 13786660

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61001, 122002, 244004, 488008, 793013, 976016, 1586026, 3172052, 6344104, 12688208]

約数ペア:

[(1, 12688208), (2, 6344104), (4, 3172052), (8, 1586026), (13, 976016), (16, 793013), (26, 488008), (52, 244004), (104, 122002), (208, 61001)]