2781994318

素因数分解:

$2^1\times {\mathrm{487}}^1\times {\mathrm{1019}}^1\times {\mathrm{2803}}^1$

素因数の和:4311

約数の個数: 16

約数和(自身を含む): 4187157120

約数和(自身を除く): 1405162802

約数列:

[1, 2, 487, 974, 1019, 2038, 2803, 5606, 496253, 992506, 1365061, 2730122, 2856257, 5712514, 1390997159, 2781994318]

約数ペア:

[(1, 2781994318), (2, 1390997159), (487, 5712514), (974, 2856257), (1019, 2730122), (2038, 1365061), (2803, 992506), (5606, 496253)]