18242091

素因数分解:

$3^4\times 7^1\times {\mathrm{32173}}^1$

素因数の和:32192

約数の個数: 20

約数和(自身を含む): 31144432

約数和(自身を除く): 12902341

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32173, 96519, 225211, 289557, 675633, 868671, 2026899, 2606013, 6080697, 18242091]

約数ペア:

[(1, 18242091), (3, 6080697), (7, 2606013), (9, 2026899), (21, 868671), (27, 675633), (63, 289557), (81, 225211), (189, 96519), (567, 32173)]