20512305757

素因数分解:

${\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{673}}^1\times {\mathrm{2797}}^1$

素因数の和:4128

約数の個数: 16

約数和(自身を含む): 21792905712

約数和(自身を除く): 1280599955

約数列:

[1, 17, 641, 673, 2797, 10897, 11441, 47549, 431393, 1792877, 1882381, 7333681, 30478909, 32000477, 1206606221, 20512305757]

約数ペア:

[(1, 20512305757), (17, 1206606221), (641, 32000477), (673, 30478909), (2797, 7333681), (10897, 1882381), (11441, 1792877), (47549, 431393)]