19894470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{663149}}^1$

素因数の和:663159

約数の個数: 16

約数和(自身を含む): 47746800

約数和(自身を除く): 27852330

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 663149, 1326298, 1989447, 3315745, 3978894, 6631490, 9947235, 19894470]

約数ペア:

[(1, 19894470), (2, 9947235), (3, 6631490), (5, 3978894), (6, 3315745), (10, 1989447), (15, 1326298), (30, 663149)]