19347377

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 25344000

約数和(自身を除く): 5996623

約数列:

[1, 7, 17, 19, 43, 119, 133, 199, 301, 323, 731, 817, 1393, 2261, 3383, 3781, 5117, 5719, 8557, 13889, 23681, 26467, 59899, 64277, 97223, 145469, 162583, 449939, 1018283, 1138081, 2763911, 19347377]

約数ペア:

[(1, 19347377), (7, 2763911), (17, 1138081), (19, 1018283), (43, 449939), (119, 162583), (133, 145469), (199, 97223), (301, 64277), (323, 59899), (731, 26467), (817, 23681), (1393, 13889), (2261, 8557), (3383, 5719), (3781, 5117)]