20218178472

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{46183}}^1$

素因数の和:46275

約数の個数: 128

約数和(自身を含む): 56861740800

約数和(自身を除く): 36643562328

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 37, 51, 58, 68, 74, 87, 102, 111, 116, 136, 148, 174, 204, 222, 232, 296, 348, 408, 444, 493, 629, 696, 888, 986, 1073, 1258, 1479, 1887, 1972, 2146, 2516, 2958, 3219, 3774, 3944, 4292, 5032, 5916, 6438, 7548, 8584, 11832, 12876, 15096, 18241, 25752, 36482, 46183, 54723, 72964, 92366, 109446, 138549, 145928, 184732, 218892, 277098, 369464, 437784, 554196, 785111, 1108392, 1339307, 1570222, 1708771, 2355333, 2678614, 3140444, 3417542, 4017921, 4710666, 5126313, 5357228, 6280888, 6835084, 8035842, 9421332, 10252626, 10714456, 13670168, 16071684, 18842664, 20505252, 22768219, 29049107, 32143368, 41010504, 45536438, 49554359, 58098214, 68304657, 87147321, 91072876, 99108718, 116196428, 136609314, 148663077, 174294642, 182145752, 198217436, 232392856, 273218628, 297326154, 348589284, 396434872, 546437256, 594652308, 697178568, 842424103, 1189304616, 1684848206, 2527272309, 3369696412, 5054544618, 6739392824, 10109089236, 20218178472]

約数ペア:

[(1, 20218178472), (2, 10109089236), (3, 6739392824), (4, 5054544618), (6, 3369696412), (8, 2527272309), (12, 1684848206), (17, 1189304616), (24, 842424103), (29, 697178568), (34, 594652308), (37, 546437256), (51, 396434872), (58, 348589284), (68, 297326154), (74, 273218628), (87, 232392856), (102, 198217436), (111, 182145752), (116, 174294642), (136, 148663077), (148, 136609314), (174, 116196428), (204, 99108718), (222, 91072876), (232, 87147321), (296, 68304657), (348, 58098214), (408, 49554359), (444, 45536438), (493, 41010504), (629, 32143368), (696, 29049107), (888, 22768219), (986, 20505252), (1073, 18842664), (1258, 16071684), (1479, 13670168), (1887, 10714456), (1972, 10252626), (2146, 9421332), (2516, 8035842), (2958, 6835084), (3219, 6280888), (3774, 5357228), (3944, 5126313), (4292, 4710666), (5032, 4017921), (5916, 3417542), (6438, 3140444), (7548, 2678614), (8584, 2355333), (11832, 1708771), (12876, 1570222), (15096, 1339307), (18241, 1108392), (25752, 785111), (36482, 554196), (46183, 437784), (54723, 369464), (72964, 277098), (92366, 218892), (109446, 184732), (138549, 145928)]