20133130064

素因数分解:

$2^4\times {\mathrm{4903}}^1\times {\mathrm{256643}}^1$

素因数の和:261554

約数の個数: 20

約数和(自身を含む): 39016047456

約数和(自身を除く): 18882917392

約数列:

[1, 2, 4, 8, 16, 4903, 9806, 19612, 39224, 78448, 256643, 513286, 1026572, 2053144, 4106288, 1258320629, 2516641258, 5033282516, 10066565032, 20133130064]

約数ペア:

[(1, 20133130064), (2, 10066565032), (4, 5033282516), (8, 2516641258), (16, 1258320629), (4903, 4106288), (9806, 2053144), (19612, 1026572), (39224, 513286), (78448, 256643)]