856297222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{20389}}^1$

素因数の和:20508

約数の個数: 32

約数和(自身を含む): 1479824640

約数和(自身を除く): 623527418

約数列:

[1, 2, 11, 22, 23, 46, 83, 166, 253, 506, 913, 1826, 1909, 3818, 20389, 20999, 40778, 41998, 224279, 448558, 468947, 937894, 1692287, 3384574, 5158417, 10316834, 18615157, 37230314, 38922601, 77845202, 428148611, 856297222]

約数ペア:

[(1, 856297222), (2, 428148611), (11, 77845202), (22, 38922601), (23, 37230314), (46, 18615157), (83, 10316834), (166, 5158417), (253, 3384574), (506, 1692287), (913, 937894), (1826, 468947), (1909, 448558), (3818, 224279), (20389, 41998), (20999, 40778)]