18937116

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 57788640

約数和(自身を除く): 38851524

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 29, 33, 34, 36, 44, 51, 58, 66, 68, 87, 97, 99, 102, 116, 132, 153, 174, 187, 194, 198, 204, 261, 291, 306, 319, 348, 374, 388, 396, 493, 522, 561, 582, 612, 638, 748, 873, 957, 986, 1044, 1067, 1122, 1164, 1276, 1479, 1649, 1683, 1746, 1914, 1972, 2134, 2244, 2813, 2871, 2958, 3201, 3298, 3366, 3492, 3828, 4268, 4437, 4947, 5423, 5626, 5742, 5916, 6402, 6596, 6732, 8439, 8874, 9603, 9894, 10846, 11252, 11484, 12804, 14841, 16269, 16878, 17748, 18139, 19206, 19788, 21692, 25317, 29682, 30943, 32538, 33756, 36278, 38412, 47821, 48807, 50634, 54417, 59364, 61886, 65076, 72556, 92829, 95642, 97614, 101268, 108834, 123772, 143463, 163251, 185658, 191284, 195228, 217668, 278487, 286926, 326502, 371316, 430389, 526031, 556974, 573852, 653004, 860778, 1052062, 1113948, 1578093, 1721556, 2104124, 3156186, 4734279, 6312372, 9468558, 18937116]

約数ペア:

[(1, 18937116), (2, 9468558), (3, 6312372), (4, 4734279), (6, 3156186), (9, 2104124), (11, 1721556), (12, 1578093), (17, 1113948), (18, 1052062), (22, 860778), (29, 653004), (33, 573852), (34, 556974), (36, 526031), (44, 430389), (51, 371316), (58, 326502), (66, 286926), (68, 278487), (87, 217668), (97, 195228), (99, 191284), (102, 185658), (116, 163251), (132, 143463), (153, 123772), (174, 108834), (187, 101268), (194, 97614), (198, 95642), (204, 92829), (261, 72556), (291, 65076), (306, 61886), (319, 59364), (348, 54417), (374, 50634), (388, 48807), (396, 47821), (493, 38412), (522, 36278), (561, 33756), (582, 32538), (612, 30943), (638, 29682), (748, 25317), (873, 21692), (957, 19788), (986, 19206), (1044, 18139), (1067, 17748), (1122, 16878), (1164, 16269), (1276, 14841), (1479, 12804), (1649, 11484), (1683, 11252), (1746, 10846), (1914, 9894), (1972, 9603), (2134, 8874), (2244, 8439), (2813, 6732), (2871, 6596), (2958, 6402), (3201, 5916), (3298, 5742), (3366, 5626), (3492, 5423), (3828, 4947), (4268, 4437)]