2089261988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8265

約数の個数: 72

約数和(自身を含む): 4393009152

約数和(自身を除く): 2303747164

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 121, 124, 187, 242, 341, 374, 484, 527, 682, 748, 1054, 1364, 2057, 2108, 3751, 4114, 5797, 7502, 8191, 8228, 11594, 15004, 16382, 23188, 32764, 63767, 90101, 127534, 139247, 180202, 253921, 255068, 278494, 360404, 507842, 556988, 991111, 1015684, 1531717, 1982222, 2793131, 3063434, 3964444, 4316657, 5586262, 6126868, 8633314, 11172524, 16848887, 17266628, 30724441, 33697774, 47483227, 61448882, 67395548, 94966454, 122897764, 189932908, 522315497, 1044630994, 2089261988]

約数ペア:

[(1, 2089261988), (2, 1044630994), (4, 522315497), (11, 189932908), (17, 122897764), (22, 94966454), (31, 67395548), (34, 61448882), (44, 47483227), (62, 33697774), (68, 30724441), (121, 17266628), (124, 16848887), (187, 11172524), (242, 8633314), (341, 6126868), (374, 5586262), (484, 4316657), (527, 3964444), (682, 3063434), (748, 2793131), (1054, 1982222), (1364, 1531717), (2057, 1015684), (2108, 991111), (3751, 556988), (4114, 507842), (5797, 360404), (7502, 278494), (8191, 255068), (8228, 253921), (11594, 180202), (15004, 139247), (16382, 127534), (23188, 90101), (32764, 63767)]