20124188

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2311}}^1$

素因数の和:2633

約数の個数: 24

約数和(自身を含む): 40395264

約数和(自身を除く): 20271076

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 2311, 4354, 4622, 8708, 9244, 16177, 32354, 64708, 718721, 1437442, 2874884, 5031047, 10062094, 20124188]

約数ペア:

[(1, 20124188), (2, 10062094), (4, 5031047), (7, 2874884), (14, 1437442), (28, 718721), (311, 64708), (622, 32354), (1244, 16177), (2177, 9244), (2311, 8708), (4354, 4622)]