20066870

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4391}}^1$

素因数の和:4855

約数の個数: 16

約数和(自身を含む): 36207648

約数和(自身を除く): 16140778

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4391, 4570, 8782, 21955, 43910, 2006687, 4013374, 10033435, 20066870]

約数ペア:

[(1, 20066870), (2, 10033435), (5, 4013374), (10, 2006687), (457, 43910), (914, 21955), (2285, 8782), (4391, 4570)]