18479889

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 27826344

約数和(自身を除く): 9346455

約数列:

[1, 3, 9, 41, 61, 123, 183, 369, 549, 821, 2463, 2501, 7389, 7503, 22509, 33661, 50081, 100983, 150243, 302949, 450729, 2053321, 6159963, 18479889]

約数ペア:

[(1, 18479889), (3, 6159963), (9, 2053321), (41, 450729), (61, 302949), (123, 150243), (183, 100983), (369, 50081), (549, 33661), (821, 22509), (2463, 7503), (2501, 7389)]