19864212

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{11909}}^1$

素因数の和:12055

約数の個数: 24

約数和(自身を含む): 46687200

約数和(自身を除く): 26822988

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 11909, 23818, 35727, 47636, 71454, 142908, 1655351, 3310702, 4966053, 6621404, 9932106, 19864212]

約数ペア:

[(1, 19864212), (2, 9932106), (3, 6621404), (4, 4966053), (6, 3310702), (12, 1655351), (139, 142908), (278, 71454), (417, 47636), (556, 35727), (834, 23818), (1668, 11909)]