20574768

素因数分解:

$2^4\times 3^1\times {\mathrm{499}}^1\times {\mathrm{859}}^1$

素因数の和:1369

約数の個数: 40

約数和(自身を含む): 53320000

約数和(自身を除く): 32745232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 499, 859, 998, 1497, 1718, 1996, 2577, 2994, 3436, 3992, 5154, 5988, 6872, 7984, 10308, 11976, 13744, 20616, 23952, 41232, 428641, 857282, 1285923, 1714564, 2571846, 3429128, 5143692, 6858256, 10287384, 20574768]

約数ペア:

[(1, 20574768), (2, 10287384), (3, 6858256), (4, 5143692), (6, 3429128), (8, 2571846), (12, 1714564), (16, 1285923), (24, 857282), (48, 428641), (499, 41232), (859, 23952), (998, 20616), (1497, 13744), (1718, 11976), (1996, 10308), (2577, 7984), (2994, 6872), (3436, 5988), (3992, 5154)]