2138906

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 64

約数和(自身を含む): 4561920

約数和(自身を除く): 2423014

約数列:

[1, 2, 7, 11, 14, 17, 19, 22, 34, 38, 43, 77, 86, 119, 133, 154, 187, 209, 238, 266, 301, 323, 374, 418, 473, 602, 646, 731, 817, 946, 1309, 1462, 1463, 1634, 2261, 2618, 2926, 3311, 3553, 4522, 5117, 5719, 6622, 7106, 8041, 8987, 10234, 11438, 13889, 16082, 17974, 24871, 27778, 49742, 56287, 62909, 97223, 112574, 125818, 152779, 194446, 305558, 1069453, 2138906]

約数ペア:

[(1, 2138906), (2, 1069453), (7, 305558), (11, 194446), (14, 152779), (17, 125818), (19, 112574), (22, 97223), (34, 62909), (38, 56287), (43, 49742), (77, 27778), (86, 24871), (119, 17974), (133, 16082), (154, 13889), (187, 11438), (209, 10234), (238, 8987), (266, 8041), (301, 7106), (323, 6622), (374, 5719), (418, 5117), (473, 4522), (602, 3553), (646, 3311), (731, 2926), (817, 2618), (946, 2261), (1309, 1634), (1462, 1463)]