20643108

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{24229}}^1$

素因数の和:24307

約数の個数: 24

約数和(自身を含む): 48847680

約数和(自身を除く): 28204572

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 24229, 48458, 72687, 96916, 145374, 290748, 1720259, 3440518, 5160777, 6881036, 10321554, 20643108]

約数ペア:

[(1, 20643108), (2, 10321554), (3, 6881036), (4, 5160777), (6, 3440518), (12, 1720259), (71, 290748), (142, 145374), (213, 96916), (284, 72687), (426, 48458), (852, 24229)]