20147091

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9187}}^1$

素因数の和:9250

約数の個数: 16

約数和(自身を含む): 29107584

約数和(自身を除く): 8960493

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 9187, 27561, 156179, 395041, 468537, 1185123, 6715697, 20147091]

約数ペア:

[(1, 20147091), (3, 6715697), (17, 1185123), (43, 468537), (51, 395041), (129, 156179), (731, 27561), (2193, 9187)]