19814589

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 29527680

約数和(自身を除く): 9713091

約数列:

[1, 3, 9, 47, 139, 141, 337, 417, 423, 1011, 1251, 3033, 6533, 15839, 19599, 46843, 47517, 58797, 140529, 142551, 421587, 2201621, 6604863, 19814589]

約数ペア:

[(1, 19814589), (3, 6604863), (9, 2201621), (47, 421587), (139, 142551), (141, 140529), (337, 58797), (417, 47517), (423, 46843), (1011, 19599), (1251, 15839), (3033, 6533)]