20844687

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1237}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 28701792

約数和(自身を除く): 7857105

約数列:

[1, 3, 41, 123, 137, 411, 1237, 3711, 5617, 16851, 50717, 152151, 169469, 508407, 6948229, 20844687]

約数ペア:

[(1, 20844687), (3, 6948229), (41, 508407), (123, 169469), (137, 152151), (411, 50717), (1237, 16851), (3711, 5617)]