19220073021

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{57717937}}^1$

素因数の和:57717980

約数の個数: 12

約数和(自身を含む): 28512661372

約数和(自身を除く): 9292588351

約数列:

[1, 3, 9, 37, 111, 333, 57717937, 173153811, 519461433, 2135563669, 6406691007, 19220073021]

約数ペア:

[(1, 19220073021), (3, 6406691007), (9, 2135563669), (37, 519461433), (111, 173153811), (333, 57717937)]