20512019904

素因数分解:

$2^6\times 3^1\times {\mathrm{349}}^1\times {\mathrm{443}}^1\times {\mathrm{691}}^1$

素因数の和:1498

約数の個数: 112

約数和(自身を含む): 54628694400

約数和(自身を除く): 34116674496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 349, 443, 691, 698, 886, 1047, 1329, 1382, 1396, 1772, 2073, 2094, 2658, 2764, 2792, 3544, 4146, 4188, 5316, 5528, 5584, 7088, 8292, 8376, 10632, 11056, 11168, 14176, 16584, 16752, 21264, 22112, 22336, 28352, 33168, 33504, 42528, 44224, 66336, 67008, 85056, 132672, 154607, 241159, 306113, 309214, 463821, 482318, 612226, 618428, 723477, 918339, 927642, 964636, 1224452, 1236856, 1446954, 1836678, 1855284, 1929272, 2448904, 2473712, 2893908, 3673356, 3710568, 3858544, 4897808, 4947424, 5787816, 7346712, 7421136, 7717088, 9795616, 9894848, 11575632, 14693424, 14842272, 15434176, 19591232, 23151264, 29386848, 29684544, 46302528, 58773696, 106833437, 213666874, 320500311, 427333748, 641000622, 854667496, 1282001244, 1709334992, 2564002488, 3418669984, 5128004976, 6837339968, 10256009952, 20512019904]

約数ペア:

[(1, 20512019904), (2, 10256009952), (3, 6837339968), (4, 5128004976), (6, 3418669984), (8, 2564002488), (12, 1709334992), (16, 1282001244), (24, 854667496), (32, 641000622), (48, 427333748), (64, 320500311), (96, 213666874), (192, 106833437), (349, 58773696), (443, 46302528), (691, 29684544), (698, 29386848), (886, 23151264), (1047, 19591232), (1329, 15434176), (1382, 14842272), (1396, 14693424), (1772, 11575632), (2073, 9894848), (2094, 9795616), (2658, 7717088), (2764, 7421136), (2792, 7346712), (3544, 5787816), (4146, 4947424), (4188, 4897808), (5316, 3858544), (5528, 3710568), (5584, 3673356), (7088, 2893908), (8292, 2473712), (8376, 2448904), (10632, 1929272), (11056, 1855284), (11168, 1836678), (14176, 1446954), (16584, 1236856), (16752, 1224452), (21264, 964636), (22112, 927642), (22336, 918339), (28352, 723477), (33168, 618428), (33504, 612226), (42528, 482318), (44224, 463821), (66336, 309214), (67008, 306113), (85056, 241159), (132672, 154607)]