20201393638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{561181}}^1$

素因数の和:561663

約数の個数: 16

約数和(自身を含む): 31111930080

約数和(自身を除く): 10910536442

約数列:

[1, 2, 41, 82, 439, 878, 17999, 35998, 561181, 1122362, 23008421, 46016842, 246358459, 492716918, 10100696819, 20201393638]

約数ペア:

[(1, 20201393638), (2, 10100696819), (41, 492716918), (82, 246358459), (439, 46016842), (878, 23008421), (17999, 1122362), (35998, 561181)]