20437284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{243301}}^1$

素因数の和:243315

約数の個数: 24

約数和(自身を含む): 54499648

約数和(自身を除く): 34062364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 243301, 486602, 729903, 973204, 1459806, 1703107, 2919612, 3406214, 5109321, 6812428, 10218642, 20437284]

約数ペア:

[(1, 20437284), (2, 10218642), (3, 6812428), (4, 5109321), (6, 3406214), (7, 2919612), (12, 1703107), (14, 1459806), (21, 973204), (28, 729903), (42, 486602), (84, 243301)]