39847412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21061}}^1$

素因数の和:21119

約数の個数: 24

約数和(自身を含む): 77845152

約数和(自身を除く): 37997740

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 21061, 42122, 84244, 231671, 463342, 905623, 926684, 1811246, 3622492, 9961853, 19923706, 39847412]

約数ペア:

[(1, 39847412), (2, 19923706), (4, 9961853), (11, 3622492), (22, 1811246), (43, 926684), (44, 905623), (86, 463342), (172, 231671), (473, 84244), (946, 42122), (1892, 21061)]