20201607945

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3299}}^1\times {\mathrm{3319}}^1$

素因数の和:6670

約数の個数: 48

約数和(自身を含む): 35891856000

約数和(自身を除く): 15690248055

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 3299, 3319, 9897, 9957, 16495, 16595, 29691, 29871, 49485, 49785, 135259, 136079, 148455, 149355, 405777, 408237, 676295, 680395, 1217331, 1224711, 2028885, 2041185, 6086655, 6123555, 10949381, 32848143, 54746905, 98544429, 164240715, 448924621, 492722145, 1346773863, 2244623105, 4040321589, 6733869315, 20201607945]

約数ペア:

[(1, 20201607945), (3, 6733869315), (5, 4040321589), (9, 2244623105), (15, 1346773863), (41, 492722145), (45, 448924621), (123, 164240715), (205, 98544429), (369, 54746905), (615, 32848143), (1845, 10949381), (3299, 6123555), (3319, 6086655), (9897, 2041185), (9957, 2028885), (16495, 1224711), (16595, 1217331), (29691, 680395), (29871, 676295), (49485, 408237), (49785, 405777), (135259, 149355), (136079, 148455)]