20512201977

素因数分解:

$3^2\times {\mathrm{443}}^1\times {\mathrm{1087}}^1\times {\mathrm{4733}}^1$

素因数の和:6269

約数の個数: 24

約数和(自身を含む): 29729217024

約数和(自身を除く): 9217015047

約数列:

[1, 3, 9, 443, 1087, 1329, 3261, 3987, 4733, 9783, 14199, 42597, 481541, 1444623, 2096719, 4333869, 5144771, 6290157, 15434313, 18870471, 46302939, 2279133553, 6837400659, 20512201977]

約数ペア:

[(1, 20512201977), (3, 6837400659), (9, 2279133553), (443, 46302939), (1087, 18870471), (1329, 15434313), (3261, 6290157), (3987, 5144771), (4733, 4333869), (9783, 2096719), (14199, 1444623), (42597, 481541)]