18289702945

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1\times {\mathrm{40939}}^1$

素因数の和:41592

約数の個数: 16

約数和(自身を含む): 22107600000

約数和(自身を除く): 3817897055

約数列:

[1, 5, 199, 449, 995, 2245, 40939, 89351, 204695, 446755, 8146861, 18381611, 40734305, 91908055, 3657940589, 18289702945]

約数ペア:

[(1, 18289702945), (5, 3657940589), (199, 91908055), (449, 40734305), (995, 18381611), (2245, 8146861), (40939, 446755), (89351, 204695)]