20517696

素因数分解:

$2^6\times 3^2\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:396

約数の個数: 84

約数和(自身を含む): 59436000

約数和(自身を除く): 38918304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 179, 192, 199, 288, 358, 398, 537, 576, 597, 716, 796, 1074, 1194, 1432, 1592, 1611, 1791, 2148, 2388, 2864, 3184, 3222, 3582, 4296, 4776, 5728, 6368, 6444, 7164, 8592, 9552, 11456, 12736, 12888, 14328, 17184, 19104, 25776, 28656, 34368, 35621, 38208, 51552, 57312, 71242, 103104, 106863, 114624, 142484, 213726, 284968, 320589, 427452, 569936, 641178, 854904, 1139872, 1282356, 1709808, 2279744, 2564712, 3419616, 5129424, 6839232, 10258848, 20517696]

約数ペア:

[(1, 20517696), (2, 10258848), (3, 6839232), (4, 5129424), (6, 3419616), (8, 2564712), (9, 2279744), (12, 1709808), (16, 1282356), (18, 1139872), (24, 854904), (32, 641178), (36, 569936), (48, 427452), (64, 320589), (72, 284968), (96, 213726), (144, 142484), (179, 114624), (192, 106863), (199, 103104), (288, 71242), (358, 57312), (398, 51552), (537, 38208), (576, 35621), (597, 34368), (716, 28656), (796, 25776), (1074, 19104), (1194, 17184), (1432, 14328), (1592, 12888), (1611, 12736), (1791, 11456), (2148, 9552), (2388, 8592), (2864, 7164), (3184, 6444), (3222, 6368), (3582, 5728), (4296, 4776)]