20080140272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66053093}}^1$

素因数の和:66053120

約数の個数: 20

約数和(自身を含む): 40952918280

約数和(自身を除く): 20872778008

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66053093, 132106186, 264212372, 528424744, 1056849488, 1255008767, 2510017534, 5020035068, 10040070136, 20080140272]

約数ペア:

[(1, 20080140272), (2, 10040070136), (4, 5020035068), (8, 2510017534), (16, 1255008767), (19, 1056849488), (38, 528424744), (76, 264212372), (152, 132106186), (304, 66053093)]