199920294587

素因数分解:

${\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{152857}}^1$

素因数の和:153063

約数の個数: 24

約数和(自身を含む): 221546270880

約数和(自身を除く): 21625976293

約数列:

[1, 13, 71, 109, 169, 923, 1417, 7739, 11999, 18421, 100607, 152857, 1307891, 1987141, 10852847, 16661413, 25832833, 141087011, 216598369, 1182960323, 1834131143, 2815778797, 15378484199, 199920294587]

約数ペア:

[(1, 199920294587), (13, 15378484199), (71, 2815778797), (109, 1834131143), (169, 1182960323), (923, 216598369), (1417, 141087011), (7739, 25832833), (11999, 16661413), (18421, 10852847), (100607, 1987141), (152857, 1307891)]