20574576

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 64995840

約数和(自身を除く): 44421264

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 341, 372, 396, 419, 496, 528, 558, 682, 744, 792, 838, 1023, 1116, 1257, 1364, 1488, 1584, 1676, 2046, 2232, 2514, 2728, 3069, 3352, 3771, 4092, 4464, 4609, 5028, 5456, 6138, 6704, 7542, 8184, 9218, 10056, 12276, 12989, 13827, 15084, 16368, 18436, 20112, 24552, 25978, 27654, 30168, 36872, 38967, 41481, 49104, 51956, 55308, 60336, 73744, 77934, 82962, 103912, 110616, 116901, 142879, 155868, 165924, 207824, 221232, 233802, 285758, 311736, 331848, 428637, 467604, 571516, 623472, 663696, 857274, 935208, 1143032, 1285911, 1714548, 1870416, 2286064, 2571822, 3429096, 5143644, 6858192, 10287288, 20574576]

約数ペア:

[(1, 20574576), (2, 10287288), (3, 6858192), (4, 5143644), (6, 3429096), (8, 2571822), (9, 2286064), (11, 1870416), (12, 1714548), (16, 1285911), (18, 1143032), (22, 935208), (24, 857274), (31, 663696), (33, 623472), (36, 571516), (44, 467604), (48, 428637), (62, 331848), (66, 311736), (72, 285758), (88, 233802), (93, 221232), (99, 207824), (124, 165924), (132, 155868), (144, 142879), (176, 116901), (186, 110616), (198, 103912), (248, 82962), (264, 77934), (279, 73744), (341, 60336), (372, 55308), (396, 51956), (419, 49104), (496, 41481), (528, 38967), (558, 36872), (682, 30168), (744, 27654), (792, 25978), (838, 24552), (1023, 20112), (1116, 18436), (1257, 16368), (1364, 15084), (1488, 13827), (1584, 12989), (1676, 12276), (2046, 10056), (2232, 9218), (2514, 8184), (2728, 7542), (3069, 6704), (3352, 6138), (3771, 5456), (4092, 5028), (4464, 4609)]