19710352

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12197}}^1$

素因数の和:12306

約数の個数: 20

約数和(自身を含む): 38570076

約数和(自身を除く): 18859724

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12197, 24394, 48788, 97576, 195152, 1231897, 2463794, 4927588, 9855176, 19710352]

約数ペア:

[(1, 19710352), (2, 9855176), (4, 4927588), (8, 2463794), (16, 1231897), (101, 195152), (202, 97576), (404, 48788), (808, 24394), (1616, 12197)]