13281904

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{8219}}^1$

素因数の和:8328

約数の個数: 20

約数和(自身を含む): 25991640

約数和(自身を除く): 12709736

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 8219, 16438, 32876, 65752, 131504, 830119, 1660238, 3320476, 6640952, 13281904]

約数ペア:

[(1, 13281904), (2, 6640952), (4, 3320476), (8, 1660238), (16, 830119), (101, 131504), (202, 65752), (404, 32876), (808, 16438), (1616, 8219)]