20616767

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 24883200

約数和(自身を除く): 4266433

約数列:

[1, 17, 19, 29, 31, 71, 323, 493, 527, 551, 589, 899, 1207, 1349, 2059, 2201, 9367, 10013, 15283, 17081, 22933, 35003, 37417, 39121, 41819, 63829, 290377, 665057, 710923, 1085093, 1212751, 20616767]

約数ペア:

[(1, 20616767), (17, 1212751), (19, 1085093), (29, 710923), (31, 665057), (71, 290377), (323, 63829), (493, 41819), (527, 39121), (551, 37417), (589, 35003), (899, 22933), (1207, 17081), (1349, 15283), (2059, 10013), (2201, 9367)]