19137399

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3253}}^1$

素因数の和:3346

約数の個数: 16

約数和(自身を含む): 26708832

約数和(自身を除く): 7571433

約数列:

[1, 3, 37, 53, 111, 159, 1961, 3253, 5883, 9759, 120361, 172409, 361083, 517227, 6379133, 19137399]

約数ペア:

[(1, 19137399), (3, 6379133), (37, 517227), (53, 361083), (111, 172409), (159, 120361), (1961, 9759), (3253, 5883)]