18715696899

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{7807967}}^1$

素因数の和:7808034

約数の個数: 16

約数和(自身を含む): 26984337408

約数和(自身を除く): 8268640509

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 7807967, 23423901, 132735439, 366974449, 398206317, 1100923347, 6238565633, 18715696899]

約数ペア:

[(1, 18715696899), (3, 6238565633), (17, 1100923347), (47, 398206317), (51, 366974449), (141, 132735439), (799, 23423901), (2397, 7807967)]