20409408

素因数分解:

$2^6\times 3^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:182

約数の個数: 140

約数和(自身を含む): 62943232

約数和(自身を除く): 42533824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 127, 144, 162, 186, 192, 216, 248, 254, 279, 288, 324, 372, 381, 432, 496, 508, 558, 576, 648, 744, 762, 837, 864, 992, 1016, 1116, 1143, 1296, 1488, 1524, 1674, 1728, 1984, 2032, 2232, 2286, 2511, 2592, 2976, 3048, 3348, 3429, 3937, 4064, 4464, 4572, 5022, 5184, 5952, 6096, 6696, 6858, 7874, 8128, 8928, 9144, 10044, 10287, 11811, 12192, 13392, 13716, 15748, 17856, 18288, 20088, 20574, 23622, 24384, 26784, 27432, 31496, 35433, 36576, 40176, 41148, 47244, 53568, 54864, 62992, 70866, 73152, 80352, 82296, 94488, 106299, 109728, 125984, 141732, 160704, 164592, 188976, 212598, 219456, 251968, 283464, 318897, 329184, 377952, 425196, 566928, 637794, 658368, 755904, 850392, 1133856, 1275588, 1700784, 2267712, 2551176, 3401568, 5102352, 6803136, 10204704, 20409408]

約数ペア:

[(1, 20409408), (2, 10204704), (3, 6803136), (4, 5102352), (6, 3401568), (8, 2551176), (9, 2267712), (12, 1700784), (16, 1275588), (18, 1133856), (24, 850392), (27, 755904), (31, 658368), (32, 637794), (36, 566928), (48, 425196), (54, 377952), (62, 329184), (64, 318897), (72, 283464), (81, 251968), (93, 219456), (96, 212598), (108, 188976), (124, 164592), (127, 160704), (144, 141732), (162, 125984), (186, 109728), (192, 106299), (216, 94488), (248, 82296), (254, 80352), (279, 73152), (288, 70866), (324, 62992), (372, 54864), (381, 53568), (432, 47244), (496, 41148), (508, 40176), (558, 36576), (576, 35433), (648, 31496), (744, 27432), (762, 26784), (837, 24384), (864, 23622), (992, 20574), (1016, 20088), (1116, 18288), (1143, 17856), (1296, 15748), (1488, 13716), (1524, 13392), (1674, 12192), (1728, 11811), (1984, 10287), (2032, 10044), (2232, 9144), (2286, 8928), (2511, 8128), (2592, 7874), (2976, 6858), (3048, 6696), (3348, 6096), (3429, 5952), (3937, 5184), (4064, 5022), (4464, 4572)]