18937153968

素因数分解:

$2^4\times 3^1\times {\mathrm{257}}^1\times {\mathrm{673}}^1\times {\mathrm{2281}}^1$

素因数の和:3222

約数の個数: 80

約数和(自身を含む): 49205871456

約数和(自身を除く): 30268717488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 257, 514, 673, 771, 1028, 1346, 1542, 2019, 2056, 2281, 2692, 3084, 4038, 4112, 4562, 5384, 6168, 6843, 8076, 9124, 10768, 12336, 13686, 16152, 18248, 27372, 32304, 36496, 54744, 109488, 172961, 345922, 518883, 586217, 691844, 1037766, 1172434, 1383688, 1535113, 1758651, 2075532, 2344868, 2767376, 3070226, 3517302, 4151064, 4605339, 4689736, 6140452, 7034604, 8302128, 9210678, 9379472, 12280904, 14069208, 18421356, 24561808, 28138416, 36842712, 73685424, 394524041, 789048082, 1183572123, 1578096164, 2367144246, 3156192328, 4734288492, 6312384656, 9468576984, 18937153968]

約数ペア:

[(1, 18937153968), (2, 9468576984), (3, 6312384656), (4, 4734288492), (6, 3156192328), (8, 2367144246), (12, 1578096164), (16, 1183572123), (24, 789048082), (48, 394524041), (257, 73685424), (514, 36842712), (673, 28138416), (771, 24561808), (1028, 18421356), (1346, 14069208), (1542, 12280904), (2019, 9379472), (2056, 9210678), (2281, 8302128), (2692, 7034604), (3084, 6140452), (4038, 4689736), (4112, 4605339), (4562, 4151064), (5384, 3517302), (6168, 3070226), (6843, 2767376), (8076, 2344868), (9124, 2075532), (10768, 1758651), (12336, 1535113), (13686, 1383688), (16152, 1172434), (18248, 1037766), (27372, 691844), (32304, 586217), (36496, 518883), (54744, 345922), (109488, 172961)]