20512204

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3847}}^1$

素因数の和:3925

約数の個数: 24

約数和(自身を含む): 37925888

約数和(自身を除く): 17413684

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 3847, 5332, 7694, 15388, 119257, 165421, 238514, 330842, 477028, 661684, 5128051, 10256102, 20512204]

約数ペア:

[(1, 20512204), (2, 10256102), (4, 5128051), (31, 661684), (43, 477028), (62, 330842), (86, 238514), (124, 165421), (172, 119257), (1333, 15388), (2666, 7694), (3847, 5332)]