2016199619

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{255571}}^1$

素因数の和:255615

約数の個数: 16

約数和(自身を含む): 2453491200

約数和(自身を除く): 437291581

約数列:

[1, 7, 23, 49, 161, 343, 1127, 7889, 255571, 1788997, 5878133, 12522979, 41146931, 87660853, 288028517, 2016199619]

約数ペア:

[(1, 2016199619), (7, 288028517), (23, 87660853), (49, 41146931), (161, 12522979), (343, 5878133), (1127, 1788997), (7889, 255571)]