18256740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{304279}}^1$

素因数の和:304291

約数の個数: 24

約数和(自身を含む): 51119040

約数和(自身を除く): 32862300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 304279, 608558, 912837, 1217116, 1521395, 1825674, 3042790, 3651348, 4564185, 6085580, 9128370, 18256740]

約数ペア:

[(1, 18256740), (2, 9128370), (3, 6085580), (4, 4564185), (5, 3651348), (6, 3042790), (10, 1825674), (12, 1521395), (15, 1217116), (20, 912837), (30, 608558), (60, 304279)]