18013968

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 240

約数和(自身を含む): 64460160

約数和(自身を除く): 46446192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 36, 37, 42, 46, 48, 49, 54, 56, 63, 69, 72, 74, 84, 92, 98, 108, 111, 112, 126, 138, 144, 147, 148, 161, 168, 184, 189, 196, 207, 216, 222, 252, 259, 276, 294, 296, 322, 333, 336, 368, 378, 392, 414, 432, 441, 444, 483, 504, 518, 552, 588, 592, 621, 644, 666, 756, 777, 784, 828, 851, 882, 888, 966, 999, 1008, 1036, 1104, 1127, 1176, 1242, 1288, 1323, 1332, 1449, 1512, 1554, 1656, 1702, 1764, 1776, 1813, 1932, 1998, 2072, 2254, 2331, 2352, 2484, 2553, 2576, 2646, 2664, 2898, 3024, 3108, 3312, 3381, 3404, 3528, 3626, 3864, 3996, 4144, 4347, 4508, 4662, 4968, 5106, 5292, 5328, 5439, 5796, 5957, 6216, 6762, 6808, 6993, 7056, 7252, 7659, 7728, 7992, 8694, 9016, 9324, 9936, 10143, 10212, 10584, 10878, 11592, 11914, 12432, 13524, 13616, 13986, 14504, 15318, 15984, 16317, 17388, 17871, 18032, 18648, 20286, 20424, 21168, 21756, 22977, 23184, 23828, 27048, 27972, 29008, 30429, 30636, 32634, 34776, 35742, 37296, 40572, 40848, 41699, 43512, 45954, 47656, 48951, 53613, 54096, 55944, 60858, 61272, 65268, 69552, 71484, 81144, 83398, 87024, 91908, 95312, 97902, 107226, 111888, 121716, 122544, 125097, 130536, 142968, 160839, 162288, 166796, 183816, 195804, 214452, 243432, 250194, 261072, 285936, 321678, 333592, 367632, 375291, 391608, 428904, 486864, 500388, 643356, 667184, 750582, 783216, 857808, 1000776, 1125873, 1286712, 1501164, 2001552, 2251746, 2573424, 3002328, 4503492, 6004656, 9006984, 18013968]

約数ペア:

[(1, 18013968), (2, 9006984), (3, 6004656), (4, 4503492), (6, 3002328), (7, 2573424), (8, 2251746), (9, 2001552), (12, 1501164), (14, 1286712), (16, 1125873), (18, 1000776), (21, 857808), (23, 783216), (24, 750582), (27, 667184), (28, 643356), (36, 500388), (37, 486864), (42, 428904), (46, 391608), (48, 375291), (49, 367632), (54, 333592), (56, 321678), (63, 285936), (69, 261072), (72, 250194), (74, 243432), (84, 214452), (92, 195804), (98, 183816), (108, 166796), (111, 162288), (112, 160839), (126, 142968), (138, 130536), (144, 125097), (147, 122544), (148, 121716), (161, 111888), (168, 107226), (184, 97902), (189, 95312), (196, 91908), (207, 87024), (216, 83398), (222, 81144), (252, 71484), (259, 69552), (276, 65268), (294, 61272), (296, 60858), (322, 55944), (333, 54096), (336, 53613), (368, 48951), (378, 47656), (392, 45954), (414, 43512), (432, 41699), (441, 40848), (444, 40572), (483, 37296), (504, 35742), (518, 34776), (552, 32634), (588, 30636), (592, 30429), (621, 29008), (644, 27972), (666, 27048), (756, 23828), (777, 23184), (784, 22977), (828, 21756), (851, 21168), (882, 20424), (888, 20286), (966, 18648), (999, 18032), (1008, 17871), (1036, 17388), (1104, 16317), (1127, 15984), (1176, 15318), (1242, 14504), (1288, 13986), (1323, 13616), (1332, 13524), (1449, 12432), (1512, 11914), (1554, 11592), (1656, 10878), (1702, 10584), (1764, 10212), (1776, 10143), (1813, 9936), (1932, 9324), (1998, 9016), (2072, 8694), (2254, 7992), (2331, 7728), (2352, 7659), (2484, 7252), (2553, 7056), (2576, 6993), (2646, 6808), (2664, 6762), (2898, 6216), (3024, 5957), (3108, 5796), (3312, 5439), (3381, 5328), (3404, 5292), (3528, 5106), (3626, 4968), (3864, 4662), (3996, 4508), (4144, 4347)]