18974397

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28619}}^1$

素因数の和:28652

約数の個数: 16

約数和(自身を含む): 28848960

約数和(自身を除く): 9874563

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 28619, 85857, 372047, 486523, 1116141, 1459569, 6324799, 18974397]

約数ペア:

[(1, 18974397), (3, 6324799), (13, 1459569), (17, 1116141), (39, 486523), (51, 372047), (221, 85857), (663, 28619)]