20153859

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1523}}^1$

素因数の和:1938

約数の個数: 16

約数和(自身を含む): 29407104

約数和(自身を除く): 9253245

約数列:

[1, 3, 11, 33, 401, 1203, 1523, 4411, 4569, 13233, 16753, 50259, 610723, 1832169, 6717953, 20153859]

約数ペア:

[(1, 20153859), (3, 6717953), (11, 1832169), (33, 610723), (401, 50259), (1203, 16753), (1523, 13233), (4411, 4569)]