20565715387

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{358769}}^1$

素因数の和:359226

約数の個数: 16

約数和(自身を含む): 24798182400

約数和(自身を除く): 4232467013

約数列:

[1, 7, 19, 133, 431, 3017, 8189, 57323, 358769, 2511383, 6816611, 47716277, 154629439, 1082406073, 2937959341, 20565715387]

約数ペア:

[(1, 20565715387), (7, 2937959341), (19, 1082406073), (133, 154629439), (431, 47716277), (3017, 6816611), (8189, 2511383), (57323, 358769)]