20572578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87917}}^1$

素因数の和:87938

約数の個数: 24

約数和(自身を含む): 48003228

約数和(自身を除く): 27430650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 87917, 175834, 263751, 527502, 791253, 1142921, 1582506, 2285842, 3428763, 6857526, 10286289, 20572578]

約数ペア:

[(1, 20572578), (2, 10286289), (3, 6857526), (6, 3428763), (9, 2285842), (13, 1582506), (18, 1142921), (26, 791253), (39, 527502), (78, 263751), (117, 175834), (234, 87917)]