20383335

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64709}}^1$

素因数の和:64727

約数の個数: 24

約数和(自身を含む): 40379040

約数和(自身を除く): 19995705

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64709, 194127, 323545, 452963, 582381, 970635, 1358889, 2264815, 2911905, 4076667, 6794445, 20383335]

約数ペア:

[(1, 20383335), (3, 6794445), (5, 4076667), (7, 2911905), (9, 2264815), (15, 1358889), (21, 970635), (35, 582381), (45, 452963), (63, 323545), (105, 194127), (315, 64709)]