19937073

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30071}}^1$

素因数の和:30104

約数の個数: 16

約数和(自身を含む): 30312576

約数和(自身を除く): 10375503

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 30071, 90213, 390923, 511207, 1172769, 1533621, 6645691, 19937073]

約数ペア:

[(1, 19937073), (3, 6645691), (13, 1533621), (17, 1172769), (39, 511207), (51, 390923), (221, 90213), (663, 30071)]