18031968

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 56609280

約数和(自身を除く): 38577312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 32, 34, 36, 48, 51, 58, 68, 72, 87, 96, 102, 116, 127, 136, 144, 153, 174, 204, 232, 254, 261, 272, 288, 306, 348, 381, 408, 464, 493, 508, 522, 544, 612, 696, 762, 816, 928, 986, 1016, 1044, 1143, 1224, 1392, 1479, 1524, 1632, 1972, 2032, 2088, 2159, 2286, 2448, 2784, 2958, 3048, 3683, 3944, 4064, 4176, 4318, 4437, 4572, 4896, 5916, 6096, 6477, 7366, 7888, 8352, 8636, 8874, 9144, 11049, 11832, 12192, 12954, 14732, 15776, 17272, 17748, 18288, 19431, 22098, 23664, 25908, 29464, 33147, 34544, 35496, 36576, 38862, 44196, 47328, 51816, 58928, 62611, 66294, 69088, 70992, 77724, 88392, 103632, 117856, 125222, 132588, 141984, 155448, 176784, 187833, 207264, 250444, 265176, 310896, 353568, 375666, 500888, 530352, 563499, 621792, 751332, 1001776, 1060704, 1126998, 1502664, 2003552, 2253996, 3005328, 4507992, 6010656, 9015984, 18031968]

約数ペア:

[(1, 18031968), (2, 9015984), (3, 6010656), (4, 4507992), (6, 3005328), (8, 2253996), (9, 2003552), (12, 1502664), (16, 1126998), (17, 1060704), (18, 1001776), (24, 751332), (29, 621792), (32, 563499), (34, 530352), (36, 500888), (48, 375666), (51, 353568), (58, 310896), (68, 265176), (72, 250444), (87, 207264), (96, 187833), (102, 176784), (116, 155448), (127, 141984), (136, 132588), (144, 125222), (153, 117856), (174, 103632), (204, 88392), (232, 77724), (254, 70992), (261, 69088), (272, 66294), (288, 62611), (306, 58928), (348, 51816), (381, 47328), (408, 44196), (464, 38862), (493, 36576), (508, 35496), (522, 34544), (544, 33147), (612, 29464), (696, 25908), (762, 23664), (816, 22098), (928, 19431), (986, 18288), (1016, 17748), (1044, 17272), (1143, 15776), (1224, 14732), (1392, 12954), (1479, 12192), (1524, 11832), (1632, 11049), (1972, 9144), (2032, 8874), (2088, 8636), (2159, 8352), (2286, 7888), (2448, 7366), (2784, 6477), (2958, 6096), (3048, 5916), (3683, 4896), (3944, 4572), (4064, 4437), (4176, 4318)]