16129195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 21089520

約数和(自身を除く): 4960325

約数列:

[1, 5, 19, 41, 95, 101, 205, 505, 779, 1681, 1919, 3895, 4141, 8405, 9595, 20705, 31939, 78679, 159695, 169781, 393395, 848905, 3225839, 16129195]

約数ペア:

[(1, 16129195), (5, 3225839), (19, 848905), (41, 393395), (95, 169781), (101, 159695), (205, 78679), (505, 31939), (779, 20705), (1681, 9595), (1919, 8405), (3895, 4141)]