17880412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{36943}}^1$

素因数の和:36969

約数の個数: 18

約数和(自身を含む): 34394864

約数和(自身を除く): 16514452

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 36943, 73886, 147772, 406373, 812746, 1625492, 4470103, 8940206, 17880412]

約数ペア:

[(1, 17880412), (2, 8940206), (4, 4470103), (11, 1625492), (22, 812746), (44, 406373), (121, 147772), (242, 73886), (484, 36943)]