20657580224

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{2541533}}^1$

素因数の和:2541672

約数の個数: 28

約数和(自身を含む): 41315176704

約数和(自身を除く): 20657596480

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 2541533, 5083066, 10166132, 20332264, 40664528, 81329056, 162658112, 322774691, 645549382, 1291098764, 2582197528, 5164395056, 10328790112, 20657580224]

約数ペア:

[(1, 20657580224), (2, 10328790112), (4, 5164395056), (8, 2582197528), (16, 1291098764), (32, 645549382), (64, 322774691), (127, 162658112), (254, 81329056), (508, 40664528), (1016, 20332264), (2032, 10166132), (4064, 5083066), (8128, 2541533)]