20023389

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{10159}}^1$

素因数の和:10241

約数の個数: 16

約数和(自身を含む): 30073600

約数和(自身を除く): 10050211

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 10159, 30477, 91431, 274293, 741607, 2224821, 6674463, 20023389]

約数ペア:

[(1, 20023389), (3, 6674463), (9, 2224821), (27, 741607), (73, 274293), (219, 91431), (657, 30477), (1971, 10159)]