18888979671

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{739}}^1\times {\mathrm{66047}}^1$

素因数の和:66835

約数の個数: 24

約数和(自身を含む): 27956797440

約数和(自身を除く): 9067817769

約数列:

[1, 3, 9, 43, 129, 387, 739, 2217, 6651, 31777, 66047, 95331, 198141, 285993, 594423, 2840021, 8520063, 25560189, 48808733, 146426199, 439278597, 2098775519, 6296326557, 18888979671]

約数ペア:

[(1, 18888979671), (3, 6296326557), (9, 2098775519), (43, 439278597), (129, 146426199), (387, 48808733), (739, 25560189), (2217, 8520063), (6651, 2840021), (31777, 594423), (66047, 285993), (95331, 198141)]