19504364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{443281}}^1$

素因数の和:443296

約数の個数: 12

約数和(自身を含む): 37235688

約数和(自身を除く): 17731324

約数列:

[1, 2, 4, 11, 22, 44, 443281, 886562, 1773124, 4876091, 9752182, 19504364]

約数ペア:

[(1, 19504364), (2, 9752182), (4, 4876091), (11, 1773124), (22, 886562), (44, 443281)]