18719451

素因数分解:

$3^3\times {\mathrm{809}}^1\times {\mathrm{857}}^1$

素因数の和:1675

約数の個数: 16

約数和(自身を含む): 27799200

約数和(自身を除く): 9079749

約数列:

[1, 3, 9, 27, 809, 857, 2427, 2571, 7281, 7713, 21843, 23139, 693313, 2079939, 6239817, 18719451]

約数ペア:

[(1, 18719451), (3, 6239817), (9, 2079939), (27, 693313), (809, 23139), (857, 21843), (2427, 7713), (2571, 7281)]