20887714

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2417}}^1$

素因数の和:2597

約数の個数: 16

約数和(自身を含む): 32643000

約数和(自身を除く): 11755286

約数列:

[1, 2, 29, 58, 149, 298, 2417, 4321, 4834, 8642, 70093, 140186, 360133, 720266, 10443857, 20887714]

約数ペア:

[(1, 20887714), (2, 10443857), (29, 720266), (58, 360133), (149, 140186), (298, 70093), (2417, 8642), (4321, 4834)]