20382608

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12613}}^1$

素因数の和:12722

約数の個数: 20

約数和(自身を含む): 39885468

約数和(自身を除く): 19502860

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12613, 25226, 50452, 100904, 201808, 1273913, 2547826, 5095652, 10191304, 20382608]

約数ペア:

[(1, 20382608), (2, 10191304), (4, 5095652), (8, 2547826), (16, 1273913), (101, 201808), (202, 100904), (404, 50452), (808, 25226), (1616, 12613)]