18047344

素因数分解:

$2^4\times 7^1\times {\mathrm{161137}}^1$

素因数の和:161152

約数の個数: 20

約数和(自身を含む): 39962224

約数和(自身を除く): 21914880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 161137, 322274, 644548, 1127959, 1289096, 2255918, 2578192, 4511836, 9023672, 18047344]

約数ペア:

[(1, 18047344), (2, 9023672), (4, 4511836), (7, 2578192), (8, 2255918), (14, 1289096), (16, 1127959), (28, 644548), (56, 322274), (112, 161137)]