1974912155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{53441}}^1$

素因数の和:53854

約数の個数: 16

約数和(自身を含む): 2501085600

約数和(自身を除く): 526173445

約数列:

[1, 5, 19, 95, 389, 1945, 7391, 36955, 53441, 267205, 1015379, 5076895, 20788549, 103942745, 394982431, 1974912155]

約数ペア:

[(1, 1974912155), (5, 394982431), (19, 103942745), (95, 20788549), (389, 5076895), (1945, 1015379), (7391, 267205), (36955, 53441)]