20176643997

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17378677}}^1$

素因数の和:17378729

約数の個数: 16

約数和(自身を含む): 30586473280

約数和(自身を除く): 10409829283

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17378677, 52136031, 156408093, 469224279, 747283111, 2241849333, 6725547999, 20176643997]

約数ペア:

[(1, 20176643997), (3, 6725547999), (9, 2241849333), (27, 747283111), (43, 469224279), (129, 156408093), (387, 52136031), (1161, 17378677)]