18577008

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 55710720

約数和(自身を除く): 37133712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 71, 72, 79, 92, 138, 142, 144, 158, 184, 207, 213, 237, 276, 284, 316, 368, 414, 426, 474, 552, 568, 632, 639, 711, 828, 852, 948, 1104, 1136, 1264, 1278, 1422, 1633, 1656, 1704, 1817, 1896, 2556, 2844, 3266, 3312, 3408, 3634, 3792, 4899, 5112, 5451, 5609, 5688, 6532, 7268, 9798, 10224, 10902, 11218, 11376, 13064, 14536, 14697, 16353, 16827, 19596, 21804, 22436, 26128, 29072, 29394, 32706, 33654, 39192, 43608, 44872, 50481, 58788, 65412, 67308, 78384, 87216, 89744, 100962, 117576, 129007, 130824, 134616, 201924, 235152, 258014, 261648, 269232, 387021, 403848, 516028, 774042, 807696, 1032056, 1161063, 1548084, 2064112, 2322126, 3096168, 4644252, 6192336, 9288504, 18577008]

約数ペア:

[(1, 18577008), (2, 9288504), (3, 6192336), (4, 4644252), (6, 3096168), (8, 2322126), (9, 2064112), (12, 1548084), (16, 1161063), (18, 1032056), (23, 807696), (24, 774042), (36, 516028), (46, 403848), (48, 387021), (69, 269232), (71, 261648), (72, 258014), (79, 235152), (92, 201924), (138, 134616), (142, 130824), (144, 129007), (158, 117576), (184, 100962), (207, 89744), (213, 87216), (237, 78384), (276, 67308), (284, 65412), (316, 58788), (368, 50481), (414, 44872), (426, 43608), (474, 39192), (552, 33654), (568, 32706), (632, 29394), (639, 29072), (711, 26128), (828, 22436), (852, 21804), (948, 19596), (1104, 16827), (1136, 16353), (1264, 14697), (1278, 14536), (1422, 13064), (1633, 11376), (1656, 11218), (1704, 10902), (1817, 10224), (1896, 9798), (2556, 7268), (2844, 6532), (3266, 5688), (3312, 5609), (3408, 5451), (3634, 5112), (3792, 4899)]