20467916

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{6469}}^1$

素因数の和:6593

約数の個数: 24

約数和(自身を含む): 41304480

約数和(自身を除く): 20836564

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 6469, 12938, 25876, 45283, 90566, 181132, 730997, 1461994, 2923988, 5116979, 10233958, 20467916]

約数ペア:

[(1, 20467916), (2, 10233958), (4, 5116979), (7, 2923988), (14, 1461994), (28, 730997), (113, 181132), (226, 90566), (452, 45283), (791, 25876), (1582, 12938), (3164, 6469)]