18045603

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 27363648

約数和(自身を除く): 9318045

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 1153, 1739, 3459, 5217, 10377, 15651, 42661, 54191, 127983, 162573, 383949, 487719, 2005067, 6015201, 18045603]

約数ペア:

[(1, 18045603), (3, 6015201), (9, 2005067), (37, 487719), (47, 383949), (111, 162573), (141, 127983), (333, 54191), (423, 42661), (1153, 15651), (1739, 10377), (3459, 5217)]