18279621

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{7607}}^1$

素因数の和:7705

約数の個数: 16

約数和(自身を含む): 27388800

約数和(自身を除く): 9109179

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 7607, 22821, 68463, 205389, 677023, 2031069, 6093207, 18279621]

約数ペア:

[(1, 18279621), (3, 6093207), (9, 2031069), (27, 677023), (89, 205389), (267, 68463), (801, 22821), (2403, 7607)]