19641812398

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{58111871}}^1$

素因数の和:58111899

約数の個数: 12

約数和(自身を含む): 31903417728

約数和(自身を除く): 12261605330

約数列:

[1, 2, 13, 26, 169, 338, 58111871, 116223742, 755454323, 1510908646, 9820906199, 19641812398]

約数ペア:

[(1, 19641812398), (2, 9820906199), (13, 1510908646), (26, 755454323), (169, 116223742), (338, 58111871)]