20427564

素因数分解:

$2^2\times 3^1\times {\mathrm{491}}^1\times {\mathrm{3467}}^1$

素因数の和:3965

約数の個数: 24

約数和(自身を含む): 47775168

約数和(自身を除く): 27347604

約数列:

[1, 2, 3, 4, 6, 12, 491, 982, 1473, 1964, 2946, 3467, 5892, 6934, 10401, 13868, 20802, 41604, 1702297, 3404594, 5106891, 6809188, 10213782, 20427564]

約数ペア:

[(1, 20427564), (2, 10213782), (3, 6809188), (4, 5106891), (6, 3404594), (12, 1702297), (491, 41604), (982, 20802), (1473, 13868), (1964, 10401), (2946, 6934), (3467, 5892)]