19412181

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1787}}^1$

素因数の和:1881

約数の個数: 24

約数和(自身を含む): 30124224

約数和(自身を除く): 10712043

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 1787, 3621, 5361, 10863, 16083, 30379, 91137, 126877, 273411, 380631, 1141893, 2156909, 6470727, 19412181]

約数ペア:

[(1, 19412181), (3, 6470727), (9, 2156909), (17, 1141893), (51, 380631), (71, 273411), (153, 126877), (213, 91137), (639, 30379), (1207, 16083), (1787, 10863), (3621, 5361)]