19879222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2311}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 35956224

約数和(自身を除く): 16077002

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 187, 253, 374, 391, 506, 782, 2311, 4301, 4622, 8602, 25421, 39287, 50842, 53153, 78574, 106306, 432157, 584683, 864314, 903601, 1169366, 1807202, 9939611, 19879222]

約数ペア:

[(1, 19879222), (2, 9939611), (11, 1807202), (17, 1169366), (22, 903601), (23, 864314), (34, 584683), (46, 432157), (187, 106306), (253, 78574), (374, 53153), (391, 50842), (506, 39287), (782, 25421), (2311, 8602), (4301, 4622)]