18920594

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{122861}}^1$

素因数の和:122881

約数の個数: 16

約数和(自身を含む): 35384256

約数和(自身を除く): 16463662

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 122861, 245722, 860027, 1351471, 1720054, 2702942, 9460297, 18920594]

約数ペア:

[(1, 18920594), (2, 9460297), (7, 2702942), (11, 1720054), (14, 1351471), (22, 860027), (77, 245722), (154, 122861)]