18923193

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41227}}^1$

素因数の和:41253

約数の個数: 16

約数和(自身を含む): 29684160

約数和(自身を除く): 10760967

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 41227, 123681, 371043, 700859, 1113129, 2102577, 6307731, 18923193]

約数ペア:

[(1, 18923193), (3, 6307731), (9, 2102577), (17, 1113129), (27, 700859), (51, 371043), (153, 123681), (459, 41227)]