19667967

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{25913}}^1$

素因数の和:25950

約数の個数: 16

約数和(自身を含む): 29852928

約数和(自身を除く): 10184961

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 25913, 77739, 285043, 595999, 855129, 1787997, 6555989, 19667967]

約数ペア:

[(1, 19667967), (3, 6555989), (11, 1787997), (23, 855129), (33, 595999), (69, 285043), (253, 77739), (759, 25913)]