18552952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4903}}^1$

素因数の和:4963

約数の個数: 32

約数和(自身を含む): 38839680

約数和(自身を除く): 20286728

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 4903, 9806, 19612, 39224, 53933, 107866, 210829, 215732, 421658, 431464, 843316, 1686632, 2319119, 4638238, 9276476, 18552952]

約数ペア:

[(1, 18552952), (2, 9276476), (4, 4638238), (8, 2319119), (11, 1686632), (22, 843316), (43, 431464), (44, 421658), (86, 215732), (88, 210829), (172, 107866), (344, 53933), (473, 39224), (946, 19612), (1892, 9806), (3784, 4903)]