86806984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4957}}^1$

素因数の和:5173

約数の個数: 32

約数和(自身を含む): 178488000

約数和(自身を除く): 91681016

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4378, 4957, 8756, 9914, 17512, 19828, 39656, 54527, 109054, 218108, 436216, 986443, 1972886, 3945772, 7891544, 10850873, 21701746, 43403492, 86806984]

約数ペア:

[(1, 86806984), (2, 43403492), (4, 21701746), (8, 10850873), (11, 7891544), (22, 3945772), (44, 1972886), (88, 986443), (199, 436216), (398, 218108), (796, 109054), (1592, 54527), (2189, 39656), (4378, 19828), (4957, 17512), (8756, 9914)]