12668540

素因数分解:

$2^2\times 5^1\times {\mathrm{633427}}^1$

素因数の和:633436

約数の個数: 12

約数和(自身を含む): 26603976

約数和(自身を除く): 13935436

約数列:

[1, 2, 4, 5, 10, 20, 633427, 1266854, 2533708, 3167135, 6334270, 12668540]

約数ペア:

[(1, 12668540), (2, 6334270), (4, 3167135), (5, 2533708), (10, 1266854), (20, 633427)]