22189870

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{5009}}^1$

素因数の和:5459

約数の個数: 16

約数和(自身を含む): 40039920

約数和(自身を除く): 17850050

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 5009, 10018, 25045, 50090, 2218987, 4437974, 11094935, 22189870]

約数ペア:

[(1, 22189870), (2, 11094935), (5, 4437974), (10, 2218987), (443, 50090), (886, 25045), (2215, 10018), (4430, 5009)]