18456592

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 45425664

約数和(自身を除く): 26969072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 71, 77, 88, 112, 142, 154, 176, 211, 284, 308, 422, 497, 568, 616, 781, 844, 994, 1136, 1232, 1477, 1562, 1688, 1988, 2321, 2954, 3124, 3376, 3976, 4642, 5467, 5908, 6248, 7952, 9284, 10934, 11816, 12496, 14981, 16247, 18568, 21868, 23632, 29962, 32494, 37136, 43736, 59924, 64988, 87472, 104867, 119848, 129976, 164791, 209734, 239696, 259952, 329582, 419468, 659164, 838936, 1153537, 1318328, 1677872, 2307074, 2636656, 4614148, 9228296, 18456592]

約数ペア:

[(1, 18456592), (2, 9228296), (4, 4614148), (7, 2636656), (8, 2307074), (11, 1677872), (14, 1318328), (16, 1153537), (22, 838936), (28, 659164), (44, 419468), (56, 329582), (71, 259952), (77, 239696), (88, 209734), (112, 164791), (142, 129976), (154, 119848), (176, 104867), (211, 87472), (284, 64988), (308, 59924), (422, 43736), (497, 37136), (568, 32494), (616, 29962), (781, 23632), (844, 21868), (994, 18568), (1136, 16247), (1232, 14981), (1477, 12496), (1562, 11816), (1688, 10934), (1988, 9284), (2321, 7952), (2954, 6248), (3124, 5908), (3376, 5467), (3976, 4642)]