20403409263

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{2633}}^1\times {\mathrm{18583}}^1$

素因数の和:21358

約数の個数: 16

約数和(自身を含む): 27412143360

約数和(自身を除く): 7008734097

約数列:

[1, 3, 139, 417, 2633, 7899, 18583, 55749, 365987, 1097961, 2583037, 7749111, 48929039, 146787117, 6801136421, 20403409263]

約数ペア:

[(1, 20403409263), (3, 6801136421), (139, 146787117), (417, 48929039), (2633, 7749111), (7899, 2583037), (18583, 1097961), (55749, 365987)]