18256656

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 52282368

約数和(自身を除く): 34025712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 71, 88, 132, 142, 176, 213, 264, 284, 426, 487, 528, 568, 781, 852, 974, 1136, 1461, 1562, 1704, 1948, 2343, 2922, 3124, 3408, 3896, 4686, 5357, 5844, 6248, 7792, 9372, 10714, 11688, 12496, 16071, 18744, 21428, 23376, 32142, 34577, 37488, 42856, 64284, 69154, 85712, 103731, 128568, 138308, 207462, 257136, 276616, 380347, 414924, 553232, 760694, 829848, 1141041, 1521388, 1659696, 2282082, 3042776, 4564164, 6085552, 9128328, 18256656]

約数ペア:

[(1, 18256656), (2, 9128328), (3, 6085552), (4, 4564164), (6, 3042776), (8, 2282082), (11, 1659696), (12, 1521388), (16, 1141041), (22, 829848), (24, 760694), (33, 553232), (44, 414924), (48, 380347), (66, 276616), (71, 257136), (88, 207462), (132, 138308), (142, 128568), (176, 103731), (213, 85712), (264, 69154), (284, 64284), (426, 42856), (487, 37488), (528, 34577), (568, 32142), (781, 23376), (852, 21428), (974, 18744), (1136, 16071), (1461, 12496), (1562, 11688), (1704, 10714), (1948, 9372), (2343, 7792), (2922, 6248), (3124, 5844), (3408, 5357), (3896, 4686)]