199957796

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{112843}}^1$

素因数の和:113290

約数の個数: 12

約数和(自身を含む): 350719152

約数和(自身を除く): 150761356

約数列:

[1, 2, 4, 443, 886, 1772, 112843, 225686, 451372, 49989449, 99978898, 199957796]

約数ペア:

[(1, 199957796), (2, 99978898), (4, 49989449), (443, 451372), (886, 225686), (1772, 112843)]