19680622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7349}}^1$

素因数の和:7467

約数の個数: 16

約数和(自身を含む): 32104800

約数和(自身を除く): 12424178

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7349, 14698, 95537, 191074, 756947, 1513894, 9840311, 19680622]

約数ペア:

[(1, 19680622), (2, 9840311), (13, 1513894), (26, 756947), (103, 191074), (206, 95537), (1339, 14698), (2678, 7349)]