18309672

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 54720000

約数和(自身を除く): 36410328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 37, 54, 58, 72, 74, 79, 87, 108, 111, 116, 148, 158, 174, 216, 222, 232, 237, 261, 296, 316, 333, 348, 444, 474, 522, 632, 666, 696, 711, 783, 888, 948, 999, 1044, 1073, 1332, 1422, 1566, 1896, 1998, 2088, 2133, 2146, 2291, 2664, 2844, 2923, 3132, 3219, 3996, 4266, 4292, 4582, 5688, 5846, 6264, 6438, 6873, 7992, 8532, 8584, 8769, 9164, 9657, 11692, 12876, 13746, 17064, 17538, 18328, 19314, 20619, 23384, 25752, 26307, 27492, 28971, 35076, 38628, 41238, 52614, 54984, 57942, 61857, 70152, 77256, 78921, 82476, 84767, 105228, 115884, 123714, 157842, 164952, 169534, 210456, 231768, 247428, 254301, 315684, 339068, 494856, 508602, 631368, 678136, 762903, 1017204, 1525806, 2034408, 2288709, 3051612, 4577418, 6103224, 9154836, 18309672]

約数ペア:

[(1, 18309672), (2, 9154836), (3, 6103224), (4, 4577418), (6, 3051612), (8, 2288709), (9, 2034408), (12, 1525806), (18, 1017204), (24, 762903), (27, 678136), (29, 631368), (36, 508602), (37, 494856), (54, 339068), (58, 315684), (72, 254301), (74, 247428), (79, 231768), (87, 210456), (108, 169534), (111, 164952), (116, 157842), (148, 123714), (158, 115884), (174, 105228), (216, 84767), (222, 82476), (232, 78921), (237, 77256), (261, 70152), (296, 61857), (316, 57942), (333, 54984), (348, 52614), (444, 41238), (474, 38628), (522, 35076), (632, 28971), (666, 27492), (696, 26307), (711, 25752), (783, 23384), (888, 20619), (948, 19314), (999, 18328), (1044, 17538), (1073, 17064), (1332, 13746), (1422, 12876), (1566, 11692), (1896, 9657), (1998, 9164), (2088, 8769), (2133, 8584), (2146, 8532), (2291, 7992), (2664, 6873), (2844, 6438), (2923, 6264), (3132, 5846), (3219, 5688), (3996, 4582), (4266, 4292)]