19650213

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2719}}^1$

素因数の和:2809

約数の個数: 24

約数和(自身を含む): 31399680

約数和(自身を除く): 11749467

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 657, 803, 2409, 2719, 7227, 8157, 24471, 29909, 89727, 198487, 269181, 595461, 1786383, 2183357, 6550071, 19650213]

約数ペア:

[(1, 19650213), (3, 6550071), (9, 2183357), (11, 1786383), (33, 595461), (73, 269181), (99, 198487), (219, 89727), (657, 29909), (803, 24471), (2409, 8157), (2719, 7227)]