18675272

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 45800640

約数和(自身を除く): 27125368

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 61, 71, 77, 88, 98, 122, 142, 154, 196, 244, 284, 308, 392, 427, 488, 497, 539, 568, 616, 671, 781, 854, 994, 1078, 1342, 1562, 1708, 1988, 2156, 2684, 2989, 3124, 3416, 3479, 3976, 4312, 4331, 4697, 5368, 5467, 5978, 6248, 6958, 8662, 9394, 10934, 11956, 13916, 17324, 18788, 21868, 23912, 27832, 30317, 32879, 34648, 37576, 38269, 43736, 47641, 60634, 65758, 76538, 95282, 121268, 131516, 153076, 190564, 212219, 242536, 263032, 306152, 333487, 381128, 424438, 666974, 848876, 1333948, 1697752, 2334409, 2667896, 4668818, 9337636, 18675272]

約数ペア:

[(1, 18675272), (2, 9337636), (4, 4668818), (7, 2667896), (8, 2334409), (11, 1697752), (14, 1333948), (22, 848876), (28, 666974), (44, 424438), (49, 381128), (56, 333487), (61, 306152), (71, 263032), (77, 242536), (88, 212219), (98, 190564), (122, 153076), (142, 131516), (154, 121268), (196, 95282), (244, 76538), (284, 65758), (308, 60634), (392, 47641), (427, 43736), (488, 38269), (497, 37576), (539, 34648), (568, 32879), (616, 30317), (671, 27832), (781, 23912), (854, 21868), (994, 18788), (1078, 17324), (1342, 13916), (1562, 11956), (1708, 10934), (1988, 9394), (2156, 8662), (2684, 6958), (2989, 6248), (3124, 5978), (3416, 5467), (3479, 5368), (3976, 4697), (4312, 4331)]