2005337558

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7538863}}^1$

素因数の和:7538891

約数の個数: 16

約数和(自身を含む): 3618654720

約数和(自身を除く): 1613317162

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 7538863, 15077726, 52772041, 105544082, 143238397, 286476794, 1002668779, 2005337558]

約数ペア:

[(1, 2005337558), (2, 1002668779), (7, 286476794), (14, 143238397), (19, 105544082), (38, 52772041), (133, 15077726), (266, 7538863)]