18809208

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 59754240

約数和(自身を除く): 40945032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 44, 51, 66, 68, 72, 88, 99, 102, 121, 127, 132, 136, 153, 187, 198, 204, 242, 254, 264, 306, 363, 374, 381, 396, 408, 484, 508, 561, 612, 726, 748, 762, 792, 968, 1016, 1089, 1122, 1143, 1224, 1397, 1452, 1496, 1524, 1683, 2057, 2159, 2178, 2244, 2286, 2794, 2904, 3048, 3366, 4114, 4191, 4318, 4356, 4488, 4572, 5588, 6171, 6477, 6732, 8228, 8382, 8636, 8712, 9144, 11176, 12342, 12573, 12954, 13464, 15367, 16456, 16764, 17272, 18513, 19431, 23749, 24684, 25146, 25908, 30734, 33528, 37026, 38862, 46101, 47498, 49368, 50292, 51816, 61468, 71247, 74052, 77724, 92202, 94996, 100584, 122936, 138303, 142494, 148104, 155448, 184404, 189992, 213741, 261239, 276606, 284988, 368808, 427482, 522478, 553212, 569976, 783717, 854964, 1044956, 1106424, 1567434, 1709928, 2089912, 2351151, 3134868, 4702302, 6269736, 9404604, 18809208]

約数ペア:

[(1, 18809208), (2, 9404604), (3, 6269736), (4, 4702302), (6, 3134868), (8, 2351151), (9, 2089912), (11, 1709928), (12, 1567434), (17, 1106424), (18, 1044956), (22, 854964), (24, 783717), (33, 569976), (34, 553212), (36, 522478), (44, 427482), (51, 368808), (66, 284988), (68, 276606), (72, 261239), (88, 213741), (99, 189992), (102, 184404), (121, 155448), (127, 148104), (132, 142494), (136, 138303), (153, 122936), (187, 100584), (198, 94996), (204, 92202), (242, 77724), (254, 74052), (264, 71247), (306, 61468), (363, 51816), (374, 50292), (381, 49368), (396, 47498), (408, 46101), (484, 38862), (508, 37026), (561, 33528), (612, 30734), (726, 25908), (748, 25146), (762, 24684), (792, 23749), (968, 19431), (1016, 18513), (1089, 17272), (1122, 16764), (1143, 16456), (1224, 15367), (1397, 13464), (1452, 12954), (1496, 12573), (1524, 12342), (1683, 11176), (2057, 9144), (2159, 8712), (2178, 8636), (2244, 8382), (2286, 8228), (2794, 6732), (2904, 6477), (3048, 6171), (3366, 5588), (4114, 4572), (4191, 4488), (4318, 4356)]