18031728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 160

約数和(自身を含む): 56996352

約数和(自身を除く): 38964624

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 37, 39, 44, 48, 52, 66, 71, 74, 78, 88, 104, 111, 132, 142, 143, 148, 156, 176, 208, 213, 222, 264, 284, 286, 296, 312, 407, 426, 429, 444, 481, 528, 568, 572, 592, 624, 781, 814, 852, 858, 888, 923, 962, 1136, 1144, 1221, 1443, 1562, 1628, 1704, 1716, 1776, 1846, 1924, 2288, 2343, 2442, 2627, 2769, 2886, 3124, 3256, 3408, 3432, 3692, 3848, 4686, 4884, 5254, 5291, 5538, 5772, 6248, 6512, 6864, 7384, 7696, 7881, 9372, 9768, 10153, 10508, 10582, 11076, 11544, 12496, 14768, 15762, 15873, 18744, 19536, 20306, 21016, 21164, 22152, 23088, 28897, 30459, 31524, 31746, 34151, 37488, 40612, 42032, 42328, 44304, 57794, 60918, 63048, 63492, 68302, 81224, 84656, 86691, 102453, 115588, 121836, 126096, 126984, 136604, 162448, 173382, 204906, 231176, 243672, 253968, 273208, 346764, 375661, 409812, 462352, 487344, 546416, 693528, 751322, 819624, 1126983, 1387056, 1502644, 1639248, 2253966, 3005288, 4507932, 6010576, 9015864, 18031728]

約数ペア:

[(1, 18031728), (2, 9015864), (3, 6010576), (4, 4507932), (6, 3005288), (8, 2253966), (11, 1639248), (12, 1502644), (13, 1387056), (16, 1126983), (22, 819624), (24, 751322), (26, 693528), (33, 546416), (37, 487344), (39, 462352), (44, 409812), (48, 375661), (52, 346764), (66, 273208), (71, 253968), (74, 243672), (78, 231176), (88, 204906), (104, 173382), (111, 162448), (132, 136604), (142, 126984), (143, 126096), (148, 121836), (156, 115588), (176, 102453), (208, 86691), (213, 84656), (222, 81224), (264, 68302), (284, 63492), (286, 63048), (296, 60918), (312, 57794), (407, 44304), (426, 42328), (429, 42032), (444, 40612), (481, 37488), (528, 34151), (568, 31746), (572, 31524), (592, 30459), (624, 28897), (781, 23088), (814, 22152), (852, 21164), (858, 21016), (888, 20306), (923, 19536), (962, 18744), (1136, 15873), (1144, 15762), (1221, 14768), (1443, 12496), (1562, 11544), (1628, 11076), (1704, 10582), (1716, 10508), (1776, 10153), (1846, 9768), (1924, 9372), (2288, 7881), (2343, 7696), (2442, 7384), (2627, 6864), (2769, 6512), (2886, 6248), (3124, 5772), (3256, 5538), (3408, 5291), (3432, 5254), (3692, 4884), (3848, 4686)]