20086864

素因数分解:

$2^4\times 7^2\times {\mathrm{25621}}^1$

素因数の和:25643

約数の個数: 30

約数和(自身を含む): 45274074

約数和(自身を除く): 25187210

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25621, 51242, 102484, 179347, 204968, 358694, 409936, 717388, 1255429, 1434776, 2510858, 2869552, 5021716, 10043432, 20086864]

約数ペア:

[(1, 20086864), (2, 10043432), (4, 5021716), (7, 2869552), (8, 2510858), (14, 1434776), (16, 1255429), (28, 717388), (49, 409936), (56, 358694), (98, 204968), (112, 179347), (196, 102484), (392, 51242), (784, 25621)]