20399532

素因数分解:

$2^2\times 3^1\times {\mathrm{859}}^1\times {\mathrm{1979}}^1$

素因数の和:2845

約数の個数: 24

約数和(自身を含む): 47678400

約数和(自身を除く): 27278868

約数列:

[1, 2, 3, 4, 6, 12, 859, 1718, 1979, 2577, 3436, 3958, 5154, 5937, 7916, 10308, 11874, 23748, 1699961, 3399922, 5099883, 6799844, 10199766, 20399532]

約数ペア:

[(1, 20399532), (2, 10199766), (3, 6799844), (4, 5099883), (6, 3399922), (12, 1699961), (859, 23748), (1718, 11874), (1979, 10308), (2577, 7916), (3436, 5937), (3958, 5154)]