2000774888

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{503213}}^1$

素因数の和:503297

約数の個数: 32

約数和(自身を含む): 4347768960

約数和(自身を除く): 2346994072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 503213, 1006426, 2012852, 3522491, 4025704, 7044982, 14089964, 28179928, 35728123, 71456246, 142912492, 250096861, 285824984, 500193722, 1000387444, 2000774888]

約数ペア:

[(1, 2000774888), (2, 1000387444), (4, 500193722), (7, 285824984), (8, 250096861), (14, 142912492), (28, 71456246), (56, 35728123), (71, 28179928), (142, 14089964), (284, 7044982), (497, 4025704), (568, 3522491), (994, 2012852), (1988, 1006426), (3976, 503213)]