19447255

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:1994

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 5047145

約数列:

[1, 5, 29, 71, 145, 355, 1889, 2059, 9445, 10295, 54781, 134119, 273905, 670595, 3889451, 19447255]

約数ペア:

[(1, 19447255), (5, 3889451), (29, 670595), (71, 273905), (145, 134119), (355, 54781), (1889, 10295), (2059, 9445)]