18908976

素因数分解:

$2^4\times 3^1\times {\mathrm{211}}^1\times {\mathrm{1867}}^1$

素因数の和:2089

約数の個数: 40

約数和(自身を含む): 49105984

約数和(自身を除く): 30197008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 211, 422, 633, 844, 1266, 1688, 1867, 2532, 3376, 3734, 5064, 5601, 7468, 10128, 11202, 14936, 22404, 29872, 44808, 89616, 393937, 787874, 1181811, 1575748, 2363622, 3151496, 4727244, 6302992, 9454488, 18908976]

約数ペア:

[(1, 18908976), (2, 9454488), (3, 6302992), (4, 4727244), (6, 3151496), (8, 2363622), (12, 1575748), (16, 1181811), (24, 787874), (48, 393937), (211, 89616), (422, 44808), (633, 29872), (844, 22404), (1266, 14936), (1688, 11202), (1867, 10128), (2532, 7468), (3376, 5601), (3734, 5064)]