18386928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 240

約数和(自身を含む): 66156480

約数和(自身を除く): 47769552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 29, 34, 36, 37, 42, 48, 51, 56, 58, 63, 68, 72, 74, 84, 87, 102, 111, 112, 116, 119, 126, 136, 144, 148, 153, 168, 174, 203, 204, 222, 232, 238, 252, 259, 261, 272, 296, 306, 333, 336, 348, 357, 406, 408, 444, 464, 476, 493, 504, 518, 522, 592, 609, 612, 629, 666, 696, 714, 777, 812, 816, 888, 952, 986, 1008, 1036, 1044, 1071, 1073, 1218, 1224, 1258, 1332, 1392, 1428, 1479, 1554, 1624, 1776, 1827, 1887, 1904, 1972, 2072, 2088, 2142, 2146, 2331, 2436, 2448, 2516, 2664, 2856, 2958, 3108, 3219, 3248, 3451, 3654, 3774, 3944, 4144, 4176, 4284, 4292, 4403, 4437, 4662, 4872, 5032, 5328, 5661, 5712, 5916, 6216, 6438, 6902, 7308, 7511, 7548, 7888, 8568, 8584, 8806, 8874, 9324, 9657, 9744, 10064, 10353, 11322, 11832, 12432, 12876, 13209, 13804, 14616, 15022, 15096, 17136, 17168, 17612, 17748, 18241, 18648, 19314, 20706, 22533, 22644, 23664, 25752, 26418, 27608, 29232, 30044, 30192, 31059, 35224, 35496, 36482, 37296, 38628, 39627, 41412, 45066, 45288, 51504, 52836, 54723, 55216, 60088, 62118, 67599, 70448, 70992, 72964, 77256, 79254, 82824, 90132, 90576, 105672, 109446, 120176, 124236, 127687, 135198, 145928, 154512, 158508, 164169, 165648, 180264, 211344, 218892, 248472, 255374, 270396, 291856, 317016, 328338, 360528, 383061, 437784, 496944, 510748, 540792, 634032, 656676, 766122, 875568, 1021496, 1081584, 1149183, 1313352, 1532244, 2042992, 2298366, 2626704, 3064488, 4596732, 6128976, 9193464, 18386928]

約数ペア:

[(1, 18386928), (2, 9193464), (3, 6128976), (4, 4596732), (6, 3064488), (7, 2626704), (8, 2298366), (9, 2042992), (12, 1532244), (14, 1313352), (16, 1149183), (17, 1081584), (18, 1021496), (21, 875568), (24, 766122), (28, 656676), (29, 634032), (34, 540792), (36, 510748), (37, 496944), (42, 437784), (48, 383061), (51, 360528), (56, 328338), (58, 317016), (63, 291856), (68, 270396), (72, 255374), (74, 248472), (84, 218892), (87, 211344), (102, 180264), (111, 165648), (112, 164169), (116, 158508), (119, 154512), (126, 145928), (136, 135198), (144, 127687), (148, 124236), (153, 120176), (168, 109446), (174, 105672), (203, 90576), (204, 90132), (222, 82824), (232, 79254), (238, 77256), (252, 72964), (259, 70992), (261, 70448), (272, 67599), (296, 62118), (306, 60088), (333, 55216), (336, 54723), (348, 52836), (357, 51504), (406, 45288), (408, 45066), (444, 41412), (464, 39627), (476, 38628), (493, 37296), (504, 36482), (518, 35496), (522, 35224), (592, 31059), (609, 30192), (612, 30044), (629, 29232), (666, 27608), (696, 26418), (714, 25752), (777, 23664), (812, 22644), (816, 22533), (888, 20706), (952, 19314), (986, 18648), (1008, 18241), (1036, 17748), (1044, 17612), (1071, 17168), (1073, 17136), (1218, 15096), (1224, 15022), (1258, 14616), (1332, 13804), (1392, 13209), (1428, 12876), (1479, 12432), (1554, 11832), (1624, 11322), (1776, 10353), (1827, 10064), (1887, 9744), (1904, 9657), (1972, 9324), (2072, 8874), (2088, 8806), (2142, 8584), (2146, 8568), (2331, 7888), (2436, 7548), (2448, 7511), (2516, 7308), (2664, 6902), (2856, 6438), (2958, 6216), (3108, 5916), (3219, 5712), (3248, 5661), (3451, 5328), (3654, 5032), (3774, 4872), (3944, 4662), (4144, 4437), (4176, 4403), (4284, 4292)]