19802739

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3209}}^1$

素因数の和:3251

約数の個数: 24

約数和(自身を含む): 30738960

約数和(自身を除く): 10936221

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 3209, 6171, 9627, 35299, 54553, 105897, 163659, 388289, 600083, 1164867, 1800249, 6600913, 19802739]

約数ペア:

[(1, 19802739), (3, 6600913), (11, 1800249), (17, 1164867), (33, 600083), (51, 388289), (121, 163659), (187, 105897), (363, 54553), (561, 35299), (2057, 9627), (3209, 6171)]