20479266

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26459}}^1$

素因数の和:26510

約数の個数: 24

約数和(自身を含む): 45405360

約数和(自身を除く): 24926094

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26459, 52918, 79377, 158754, 238131, 476262, 1137737, 2275474, 3413211, 6826422, 10239633, 20479266]

約数ペア:

[(1, 20479266), (2, 10239633), (3, 6826422), (6, 3413211), (9, 2275474), (18, 1137737), (43, 476262), (86, 238131), (129, 158754), (258, 79377), (387, 52918), (774, 26459)]