19447666

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3571}}^1$

素因数の和:3969

約数の個数: 16

約数和(自身を含む): 33433920

約数和(自身を除く): 13986254

約数列:

[1, 2, 7, 14, 389, 778, 2723, 3571, 5446, 7142, 24997, 49994, 1389119, 2778238, 9723833, 19447666]

約数ペア:

[(1, 19447666), (2, 9723833), (7, 2778238), (14, 1389119), (389, 49994), (778, 24997), (2723, 7142), (3571, 5446)]