1888891605

素因数分解:

$3^2\times 5^1\times {\mathrm{41975369}}^1$

素因数の和:41975380

約数の個数: 12

約数和(自身を含む): 3274078860

約数和(自身を除く): 1385187255

約数列:

[1, 3, 5, 9, 15, 45, 41975369, 125926107, 209876845, 377778321, 629630535, 1888891605]

約数ペア:

[(1, 1888891605), (3, 629630535), (5, 377778321), (9, 209876845), (15, 125926107), (45, 41975369)]