18164706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11689}}^1$

素因数の和:11738

約数の個数: 32

約数和(自身を含む): 42645120

約数和(自身を除く): 24480414

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 11689, 23378, 35067, 70134, 81823, 163646, 245469, 432493, 490938, 864986, 1297479, 2594958, 3027451, 6054902, 9082353, 18164706]

約数ペア:

[(1, 18164706), (2, 9082353), (3, 6054902), (6, 3027451), (7, 2594958), (14, 1297479), (21, 864986), (37, 490938), (42, 432493), (74, 245469), (111, 163646), (222, 81823), (259, 70134), (518, 35067), (777, 23378), (1554, 11689)]