19330509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{911}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 28191744

約数和(自身を除く): 8861235

約数列:

[1, 3, 11, 33, 643, 911, 1929, 2733, 7073, 10021, 21219, 30063, 585773, 1757319, 6443503, 19330509]

約数ペア:

[(1, 19330509), (3, 6443503), (11, 1757319), (33, 585773), (643, 30063), (911, 21219), (1929, 10021), (2733, 7073)]