18967509

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{677}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 30038112

約数和(自身を除く): 11070603

約数列:

[1, 3, 9, 11, 33, 99, 283, 677, 849, 2031, 2547, 3113, 6093, 7447, 9339, 22341, 28017, 67023, 191591, 574773, 1724319, 2107501, 6322503, 18967509]

約数ペア:

[(1, 18967509), (3, 6322503), (9, 2107501), (11, 1724319), (33, 574773), (99, 191591), (283, 67023), (677, 28017), (849, 22341), (2031, 9339), (2547, 7447), (3113, 6093)]