19440856

素因数分解:

$2^3\times {\mathrm{337}}^1\times {\mathrm{7211}}^1$

素因数の和:7554

約数の個数: 16

約数和(自身を含む): 36564840

約数和(自身を除く): 17123984

約数列:

[1, 2, 4, 8, 337, 674, 1348, 2696, 7211, 14422, 28844, 57688, 2430107, 4860214, 9720428, 19440856]

約数ペア:

[(1, 19440856), (2, 9720428), (4, 4860214), (8, 2430107), (337, 57688), (674, 28844), (1348, 14422), (2696, 7211)]