20839754

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4153}}^1$

素因数の和:4361

約数の個数: 16

約数和(自身を含む): 33846792

約数和(自身を除く): 13007038

約数列:

[1, 2, 13, 26, 193, 386, 2509, 4153, 5018, 8306, 53989, 107978, 801529, 1603058, 10419877, 20839754]

約数ペア:

[(1, 20839754), (2, 10419877), (13, 1603058), (26, 801529), (193, 107978), (386, 53989), (2509, 8306), (4153, 5018)]