20512222059

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{142657}}^1$

素因数の和:142875

約数の個数: 32

約数和(自身を含む): 32211035136

約数和(自身を除く): 11698813077

約数列:

[1, 3, 7, 21, 41, 123, 167, 287, 501, 861, 1169, 3507, 6847, 20541, 47929, 142657, 143787, 427971, 998599, 2995797, 5848937, 17546811, 23823719, 40942559, 71471157, 122827677, 166766033, 500298099, 976772479, 2930317437, 6837407353, 20512222059]

約数ペア:

[(1, 20512222059), (3, 6837407353), (7, 2930317437), (21, 976772479), (41, 500298099), (123, 166766033), (167, 122827677), (287, 71471157), (501, 40942559), (861, 23823719), (1169, 17546811), (3507, 5848937), (6847, 2995797), (20541, 998599), (47929, 427971), (142657, 143787)]