18534528

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 56793600

約数和(自身を除く): 38259072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 173, 186, 192, 216, 248, 279, 288, 346, 372, 384, 432, 496, 519, 558, 576, 692, 744, 837, 864, 992, 1038, 1116, 1152, 1384, 1488, 1557, 1674, 1728, 1984, 2076, 2232, 2768, 2976, 3114, 3348, 3456, 3968, 4152, 4464, 4671, 5363, 5536, 5952, 6228, 6696, 8304, 8928, 9342, 10726, 11072, 11904, 12456, 13392, 16089, 16608, 17856, 18684, 21452, 22144, 24912, 26784, 32178, 33216, 35712, 37368, 42904, 48267, 49824, 53568, 64356, 66432, 74736, 85808, 96534, 99648, 107136, 128712, 144801, 149472, 171616, 193068, 199296, 257424, 289602, 298944, 343232, 386136, 514848, 579204, 597888, 686464, 772272, 1029696, 1158408, 1544544, 2059392, 2316816, 3089088, 4633632, 6178176, 9267264, 18534528]

約数ペア:

[(1, 18534528), (2, 9267264), (3, 6178176), (4, 4633632), (6, 3089088), (8, 2316816), (9, 2059392), (12, 1544544), (16, 1158408), (18, 1029696), (24, 772272), (27, 686464), (31, 597888), (32, 579204), (36, 514848), (48, 386136), (54, 343232), (62, 298944), (64, 289602), (72, 257424), (93, 199296), (96, 193068), (108, 171616), (124, 149472), (128, 144801), (144, 128712), (173, 107136), (186, 99648), (192, 96534), (216, 85808), (248, 74736), (279, 66432), (288, 64356), (346, 53568), (372, 49824), (384, 48267), (432, 42904), (496, 37368), (519, 35712), (558, 33216), (576, 32178), (692, 26784), (744, 24912), (837, 22144), (864, 21452), (992, 18684), (1038, 17856), (1116, 16608), (1152, 16089), (1384, 13392), (1488, 12456), (1557, 11904), (1674, 11072), (1728, 10726), (1984, 9342), (2076, 8928), (2232, 8304), (2768, 6696), (2976, 6228), (3114, 5952), (3348, 5536), (3456, 5363), (3968, 4671), (4152, 4464)]