17960493

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1987}}^1$

素因数の和:2144

約数の個数: 16

約数和(自身を含む): 25191936

約数和(自身を除く): 7231443

約数列:

[1, 3, 23, 69, 131, 393, 1987, 3013, 5961, 9039, 45701, 137103, 260297, 780891, 5986831, 17960493]

約数ペア:

[(1, 17960493), (3, 5986831), (23, 780891), (69, 260297), (131, 137103), (393, 45701), (1987, 9039), (3013, 5961)]