20286574

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131731}}^1$

素因数の和:131751

約数の個数: 16

約数和(自身を含む): 37938816

約数和(自身を除く): 17652242

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131731, 263462, 922117, 1449041, 1844234, 2898082, 10143287, 20286574]

約数ペア:

[(1, 20286574), (2, 10143287), (7, 2898082), (11, 1844234), (14, 1449041), (22, 922117), (77, 263462), (154, 131731)]