18722834

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{4261}}^1$

素因数の和:4302

約数の個数: 16

約数和(自身を含む): 30430680

約数和(自身を除く): 11707846

約数列:

[1, 2, 13, 26, 169, 338, 2197, 4261, 4394, 8522, 55393, 110786, 720109, 1440218, 9361417, 18722834]

約数ペア:

[(1, 18722834), (2, 9361417), (13, 1440218), (26, 720109), (169, 110786), (338, 55393), (2197, 8522), (4261, 4394)]