18129993

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{14153}}^1$

素因数の和:14224

約数の個数: 16

約数和(自身を含む): 28081536

約数和(自身を除く): 9951543

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 14153, 42459, 99071, 297213, 863333, 2589999, 6043331, 18129993]

約数ペア:

[(1, 18129993), (3, 6043331), (7, 2589999), (21, 863333), (61, 297213), (183, 99071), (427, 42459), (1281, 14153)]