199048510

素因数分解:

$2^1\times 5^1\times {\mathrm{19904851}}^1$

素因数の和:19904858

約数の個数: 8

約数和(自身を含む): 358287336

約数和(自身を除く): 159238826

約数列:

[1, 2, 5, 10, 19904851, 39809702, 99524255, 199048510]

約数ペア:

[(1, 199048510), (2, 99524255), (5, 39809702), (10, 19904851)]