19428266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67931}}^1$

素因数の和:67957

約数の個数: 16

約数和(自身を含む): 34237728

約数和(自身を除く): 14809462

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 67931, 135862, 747241, 883103, 1494482, 1766206, 9714133, 19428266]

約数ペア:

[(1, 19428266), (2, 9714133), (11, 1766206), (13, 1494482), (22, 883103), (26, 747241), (143, 135862), (286, 67931)]