19240287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{6551}}^1$

素因数の和:6654

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 9064353

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 6551, 19653, 72061, 216183, 583039, 1749117, 6413429, 19240287]

約数ペア:

[(1, 19240287), (3, 6413429), (11, 1749117), (33, 583039), (89, 216183), (267, 72061), (979, 19653), (2937, 6551)]