20385851712

素因数分解:

$2^6\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1\times {\mathrm{1297}}^1$

素因数の和:2536

約数の個数: 112

約数和(自身を含む): 54786897792

約数和(自身を除く): 34401046080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 142, 192, 213, 284, 426, 568, 852, 1136, 1153, 1297, 1704, 2272, 2306, 2594, 3408, 3459, 3891, 4544, 4612, 5188, 6816, 6918, 7782, 9224, 10376, 13632, 13836, 15564, 18448, 20752, 27672, 31128, 36896, 41504, 55344, 62256, 73792, 81863, 83008, 92087, 110688, 124512, 163726, 184174, 221376, 245589, 249024, 276261, 327452, 368348, 491178, 552522, 654904, 736696, 982356, 1105044, 1309808, 1473392, 1495441, 1964712, 2210088, 2619616, 2946784, 2990882, 3929424, 4420176, 4486323, 5239232, 5893568, 5981764, 7858848, 8840352, 8972646, 11963528, 15717696, 17680704, 17945292, 23927056, 35890584, 47854112, 71781168, 95708224, 106176311, 143562336, 212352622, 287124672, 318528933, 424705244, 637057866, 849410488, 1274115732, 1698820976, 2548231464, 3397641952, 5096462928, 6795283904, 10192925856, 20385851712]

約数ペア:

[(1, 20385851712), (2, 10192925856), (3, 6795283904), (4, 5096462928), (6, 3397641952), (8, 2548231464), (12, 1698820976), (16, 1274115732), (24, 849410488), (32, 637057866), (48, 424705244), (64, 318528933), (71, 287124672), (96, 212352622), (142, 143562336), (192, 106176311), (213, 95708224), (284, 71781168), (426, 47854112), (568, 35890584), (852, 23927056), (1136, 17945292), (1153, 17680704), (1297, 15717696), (1704, 11963528), (2272, 8972646), (2306, 8840352), (2594, 7858848), (3408, 5981764), (3459, 5893568), (3891, 5239232), (4544, 4486323), (4612, 4420176), (5188, 3929424), (6816, 2990882), (6918, 2946784), (7782, 2619616), (9224, 2210088), (10376, 1964712), (13632, 1495441), (13836, 1473392), (15564, 1309808), (18448, 1105044), (20752, 982356), (27672, 736696), (31128, 654904), (36896, 552522), (41504, 491178), (55344, 368348), (62256, 327452), (73792, 276261), (81863, 249024), (83008, 245589), (92087, 221376), (110688, 184174), (124512, 163726)]