20555091

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3631}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 32295744

約数和(自身を除く): 11740653

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 3631, 5661, 10893, 32679, 61727, 134347, 185181, 403041, 555543, 1209123, 2283899, 6851697, 20555091]

約数ペア:

[(1, 20555091), (3, 6851697), (9, 2283899), (17, 1209123), (37, 555543), (51, 403041), (111, 185181), (153, 134347), (333, 61727), (629, 32679), (1887, 10893), (3631, 5661)]