20609445

素因数分解:

$3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1549}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 33033600

約数和(自身を除く): 12424155

約数列:

[1, 3, 5, 15, 887, 1549, 2661, 4435, 4647, 7745, 13305, 23235, 1373963, 4121889, 6869815, 20609445]

約数ペア:

[(1, 20609445), (3, 6869815), (5, 4121889), (15, 1373963), (887, 23235), (1549, 13305), (2661, 7745), (4435, 4647)]