20879883

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{33623}}^1$

素因数の和:33655

約数の個数: 16

約数和(自身を含む): 32279040

約数和(自身を除く): 11399157

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 33623, 100869, 302607, 773329, 907821, 2319987, 6959961, 20879883]

約数ペア:

[(1, 20879883), (3, 6959961), (9, 2319987), (23, 907821), (27, 773329), (69, 302607), (207, 100869), (621, 33623)]