20288422

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131743}}^1$

素因数の和:131763

約数の個数: 16

約数和(自身を含む): 37942272

約数和(自身を除く): 17653850

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131743, 263486, 922201, 1449173, 1844402, 2898346, 10144211, 20288422]

約数ペア:

[(1, 20288422), (2, 10144211), (7, 2898346), (11, 1844402), (14, 1449173), (22, 922201), (77, 263486), (154, 131743)]