28604828

素因数分解:

$2^2\times 7^3\times {\mathrm{20849}}^1$

素因数の和:20874

約数の個数: 24

約数和(自身を含む): 58380000

約数和(自身を除く): 29775172

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20849, 41698, 83396, 145943, 291886, 583772, 1021601, 2043202, 4086404, 7151207, 14302414, 28604828]

約数ペア:

[(1, 28604828), (2, 14302414), (4, 7151207), (7, 4086404), (14, 2043202), (28, 1021601), (49, 583772), (98, 291886), (196, 145943), (343, 83396), (686, 41698), (1372, 20849)]