20761344247

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{4113601}}^1$

素因数の和:4113718

約数の個数: 12

約数和(自身を含む): 24385432656

約数和(自身を除く): 3624088409

約数列:

[1, 7, 49, 103, 721, 5047, 4113601, 28795207, 201566449, 423700903, 2965906321, 20761344247]

約数ペア:

[(1, 20761344247), (7, 2965906321), (49, 423700903), (103, 201566449), (721, 28795207), (5047, 4113601)]