18430778889

素因数分解:

$3^2\times {\mathrm{439}}^1\times {\mathrm{4664839}}^1$

素因数の和:4665284

約数の個数: 12

約数和(自身を含む): 26682884800

約数和(自身を除く): 8252105911

約数列:

[1, 3, 9, 439, 1317, 3951, 4664839, 13994517, 41983551, 2047864321, 6143592963, 18430778889]

約数ペア:

[(1, 18430778889), (3, 6143592963), (9, 2047864321), (439, 41983551), (1317, 13994517), (3951, 4664839)]