18485655556

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{6991549}}^1$

素因数の和:6992214

約数の個数: 12

約数和(自身を含む): 32398842700

約数和(自身を除く): 13913187144

約数列:

[1, 2, 4, 661, 1322, 2644, 6991549, 13983098, 27966196, 4621413889, 9242827778, 18485655556]

約数ペア:

[(1, 18485655556), (2, 9242827778), (4, 4621413889), (661, 27966196), (1322, 13983098), (2644, 6991549)]