18696249

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 32323200

約数和(自身を除く): 13626951

約数列:

[1, 3, 9, 11, 13, 33, 39, 73, 99, 117, 143, 199, 219, 429, 597, 657, 803, 949, 1287, 1791, 2189, 2409, 2587, 2847, 6567, 7227, 7761, 8541, 10439, 14527, 19701, 23283, 28457, 31317, 43581, 85371, 93951, 130743, 159797, 188851, 256113, 479391, 566553, 1438173, 1699659, 2077361, 6232083, 18696249]

約数ペア:

[(1, 18696249), (3, 6232083), (9, 2077361), (11, 1699659), (13, 1438173), (33, 566553), (39, 479391), (73, 256113), (99, 188851), (117, 159797), (143, 130743), (199, 93951), (219, 85371), (429, 43581), (597, 31317), (657, 28457), (803, 23283), (949, 19701), (1287, 14527), (1791, 10439), (2189, 8541), (2409, 7761), (2587, 7227), (2847, 6567)]