20468019

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47711}}^1$

素因数の和:47738

約数の個数: 16

約数和(自身を含む): 32062464

約数和(自身を除く): 11594445

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 47711, 143133, 524821, 620243, 1574463, 1860729, 6822673, 20468019]

約数ペア:

[(1, 20468019), (3, 6822673), (11, 1860729), (13, 1574463), (33, 620243), (39, 524821), (143, 143133), (429, 47711)]