19040756

素因数分解:

$2^2\times 7^1\times {\mathrm{680027}}^1$

素因数の和:680038

約数の個数: 12

約数和(自身を含む): 38081568

約数和(自身を除く): 19040812

約数列:

[1, 2, 4, 7, 14, 28, 680027, 1360054, 2720108, 4760189, 9520378, 19040756]

約数ペア:

[(1, 19040756), (2, 9520378), (4, 4760189), (7, 2720108), (14, 1360054), (28, 680027)]