20841768

素因数分解:

$2^3\times 3^2\times {\mathrm{289469}}^1$

素因数の和:289481

約数の個数: 24

約数和(自身を含む): 56446650

約数和(自身を除く): 35604882

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289469, 578938, 868407, 1157876, 1736814, 2315752, 2605221, 3473628, 5210442, 6947256, 10420884, 20841768]

約数ペア:

[(1, 20841768), (2, 10420884), (3, 6947256), (4, 5210442), (6, 3473628), (8, 2605221), (9, 2315752), (12, 1736814), (18, 1157876), (24, 868407), (36, 578938), (72, 289469)]