20995389

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{33809}}^1$

素因数の和:33841

約数の個数: 16

約数和(自身を含む): 32457600

約数和(自身を除く): 11462211

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 33809, 101427, 304281, 777607, 912843, 2332821, 6998463, 20995389]

約数ペア:

[(1, 20995389), (3, 6998463), (9, 2332821), (23, 912843), (27, 777607), (69, 304281), (207, 101427), (621, 33809)]