20209629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{809}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 29471040

約数和(自身を除く): 9261411

約数列:

[1, 3, 11, 33, 757, 809, 2271, 2427, 8327, 8899, 24981, 26697, 612413, 1837239, 6736543, 20209629]

約数ペア:

[(1, 20209629), (3, 6736543), (11, 1837239), (33, 612413), (757, 26697), (809, 24981), (2271, 8899), (2427, 8327)]