20627124

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{245561}}^1$

素因数の和:245575

約数の個数: 24

約数和(自身を含む): 55005888

約数和(自身を除く): 34378764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 245561, 491122, 736683, 982244, 1473366, 1718927, 2946732, 3437854, 5156781, 6875708, 10313562, 20627124]

約数ペア:

[(1, 20627124), (2, 10313562), (3, 6875708), (4, 5156781), (6, 3437854), (7, 2946732), (12, 1718927), (14, 1473366), (21, 982244), (28, 736683), (42, 491122), (84, 245561)]