20109674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45497}}^1$

素因数の和:45529

約数の個数: 16

約数和(自身を含む): 34396488

約数和(自身を除く): 14286814

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 45497, 90994, 591461, 773449, 1182922, 1546898, 10054837, 20109674]

約数ペア:

[(1, 20109674), (2, 10054837), (13, 1546898), (17, 1182922), (26, 773449), (34, 591461), (221, 90994), (442, 45497)]