18602541

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{2767}}^1$

素因数の和:2862

約数の個数: 20

約数和(自身を含む): 28133952

約数和(自身を除く): 9531411

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 2767, 6723, 8301, 24903, 74709, 224127, 229661, 688983, 2066949, 6200847, 18602541]

約数ペア:

[(1, 18602541), (3, 6200847), (9, 2066949), (27, 688983), (81, 229661), (83, 224127), (249, 74709), (747, 24903), (2241, 8301), (2767, 6723)]