20517906

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3187}}^1$

素因数の和:3258

約数の個数: 32

約数和(自身を含む): 43611840

約数和(自身を除く): 23093934

約数列:

[1, 2, 3, 6, 29, 37, 58, 74, 87, 111, 174, 222, 1073, 2146, 3187, 3219, 6374, 6438, 9561, 19122, 92423, 117919, 184846, 235838, 277269, 353757, 554538, 707514, 3419651, 6839302, 10258953, 20517906]

約数ペア:

[(1, 20517906), (2, 10258953), (3, 6839302), (6, 3419651), (29, 707514), (37, 554538), (58, 353757), (74, 277269), (87, 235838), (111, 184846), (174, 117919), (222, 92423), (1073, 19122), (2146, 9561), (3187, 6438), (3219, 6374)]