18849076

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{7129}}^1$

素因数の和:7794

約数の個数: 12

約数和(自身を含む): 33040420

約数和(自身を除く): 14191344

約数列:

[1, 2, 4, 661, 1322, 2644, 7129, 14258, 28516, 4712269, 9424538, 18849076]

約数ペア:

[(1, 18849076), (2, 9424538), (4, 4712269), (661, 28516), (1322, 14258), (2644, 7129)]