15990124

素因数分解:

$2^2\times {\mathrm{643}}^1\times {\mathrm{6217}}^1$

素因数の和:6864

約数の個数: 12

約数和(自身を含む): 28030744

約数和(自身を除く): 12040620

約数列:

[1, 2, 4, 643, 1286, 2572, 6217, 12434, 24868, 3997531, 7995062, 15990124]

約数ペア:

[(1, 15990124), (2, 7995062), (4, 3997531), (643, 24868), (1286, 12434), (2572, 6217)]