1997030894

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{20063}}^1$

素因数の和:20539

約数の個数: 16

約数和(自身を含む): 3024286848

約数和(自身を除く): 1027255954

約数列:

[1, 2, 157, 314, 317, 634, 20063, 40126, 49769, 99538, 3149891, 6299782, 6359971, 12719942, 998515447, 1997030894]

約数ペア:

[(1, 1997030894), (2, 998515447), (157, 12719942), (314, 6359971), (317, 6299782), (634, 3149891), (20063, 99538), (40126, 49769)]