30871998

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{4751}}^1$

素因数の和:4797

約数の個数: 36

約数和(自身を含む): 70609968

約数和(自身を除く): 39737970

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3249, 4751, 6498, 9502, 14253, 28506, 42759, 85518, 90269, 180538, 270807, 541614, 812421, 1624842, 1715111, 3430222, 5145333, 10290666, 15435999, 30871998]

約数ペア:

[(1, 30871998), (2, 15435999), (3, 10290666), (6, 5145333), (9, 3430222), (18, 1715111), (19, 1624842), (38, 812421), (57, 541614), (114, 270807), (171, 180538), (342, 90269), (361, 85518), (722, 42759), (1083, 28506), (2166, 14253), (3249, 9502), (4751, 6498)]