18900308

素因数分解:

$2^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{2003}}^1$

素因数の和:2351

約数の個数: 24

約数和(自身を含む): 37931712

約数和(自身を除く): 19031404

約数列:

[1, 2, 4, 7, 14, 28, 337, 674, 1348, 2003, 2359, 4006, 4718, 8012, 9436, 14021, 28042, 56084, 675011, 1350022, 2700044, 4725077, 9450154, 18900308]

約数ペア:

[(1, 18900308), (2, 9450154), (4, 4725077), (7, 2700044), (14, 1350022), (28, 675011), (337, 56084), (674, 28042), (1348, 14021), (2003, 9436), (2359, 8012), (4006, 4718)]