18481089

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1993}}^1$

素因数の和:2288

約数の個数: 16

約数和(自身を含む): 26990784

約数和(自身を除く): 8509695

約数列:

[1, 3, 11, 33, 281, 843, 1993, 3091, 5979, 9273, 21923, 65769, 560033, 1680099, 6160363, 18481089]

約数ペア:

[(1, 18481089), (3, 6160363), (11, 1680099), (33, 560033), (281, 65769), (843, 21923), (1993, 9273), (3091, 5979)]