20123244772

素因数分解:

$2^2\times {\mathrm{20333}}^1\times {\mathrm{247421}}^1$

素因数の和:267758

約数の個数: 12

約数和(自身を含む): 35217552636

約数和(自身を除く): 15094307864

約数列:

[1, 2, 4, 20333, 40666, 81332, 247421, 494842, 989684, 5030811193, 10061622386, 20123244772]

約数ペア:

[(1, 20123244772), (2, 10061622386), (4, 5030811193), (20333, 989684), (40666, 494842), (81332, 247421)]