18421329

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2341}}^1$

素因数の和:2448

約数の個数: 16

約数和(自身を含む): 25555904

約数和(自身を除く): 7134575

約数列:

[1, 3, 43, 61, 129, 183, 2341, 2623, 7023, 7869, 100663, 142801, 301989, 428403, 6140443, 18421329]

約数ペア:

[(1, 18421329), (3, 6140443), (43, 428403), (61, 301989), (129, 142801), (183, 100663), (2341, 7869), (2623, 7023)]