1991028842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{397}}^1\times {\mathrm{733}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 3281226624

約数和(自身を除く): 1290197782

約数列:

[1, 2, 11, 22, 311, 397, 622, 733, 794, 1466, 3421, 4367, 6842, 8063, 8734, 16126, 123467, 227963, 246934, 291001, 455926, 582002, 1358137, 2507593, 2716274, 3201011, 5015186, 6402022, 90501311, 181002622, 995514421, 1991028842]

約数ペア:

[(1, 1991028842), (2, 995514421), (11, 181002622), (22, 90501311), (311, 6402022), (397, 5015186), (622, 3201011), (733, 2716274), (794, 2507593), (1466, 1358137), (3421, 582002), (4367, 455926), (6842, 291001), (8063, 246934), (8734, 227963), (16126, 123467)]