20190135988

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{1531}}^1\times {\mathrm{2477}}^1$

素因数の和:4045

約数の個数: 48

約数和(自身を含む): 38904441408

約数和(自身を除く): 18714305420

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 1531, 2477, 2662, 3062, 4954, 5324, 6124, 9908, 16841, 27247, 33682, 54494, 67364, 108988, 185251, 299717, 370502, 599434, 741004, 1198868, 2037761, 3296887, 3792287, 4075522, 6593774, 7584574, 8151044, 13187548, 15169148, 41715157, 83430314, 166860628, 458866727, 917733454, 1835466908, 5047533997, 10095067994, 20190135988]

約数ペア:

[(1, 20190135988), (2, 10095067994), (4, 5047533997), (11, 1835466908), (22, 917733454), (44, 458866727), (121, 166860628), (242, 83430314), (484, 41715157), (1331, 15169148), (1531, 13187548), (2477, 8151044), (2662, 7584574), (3062, 6593774), (4954, 4075522), (5324, 3792287), (6124, 3296887), (9908, 2037761), (16841, 1198868), (27247, 741004), (33682, 599434), (54494, 370502), (67364, 299717), (108988, 185251)]