18222651

素因数分解:

$3^4\times {\mathrm{367}}^1\times {\mathrm{613}}^1$

素因数の和:992

約数の個数: 20

約数和(自身を含む): 27340192

約数和(自身を除く): 9117541

約数列:

[1, 3, 9, 27, 81, 367, 613, 1101, 1839, 3303, 5517, 9909, 16551, 29727, 49653, 224971, 674913, 2024739, 6074217, 18222651]

約数ペア:

[(1, 18222651), (3, 6074217), (9, 2024739), (27, 674913), (81, 224971), (367, 49653), (613, 29727), (1101, 16551), (1839, 9909), (3303, 5517)]