19016853

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 28016640

約数和(自身を除く): 8999787

約数列:

[1, 3, 19, 37, 57, 71, 111, 127, 213, 381, 703, 1349, 2109, 2413, 2627, 4047, 4699, 7239, 7881, 9017, 14097, 27051, 49913, 89281, 149739, 171323, 267843, 333629, 513969, 1000887, 6338951, 19016853]

約数ペア:

[(1, 19016853), (3, 6338951), (19, 1000887), (37, 513969), (57, 333629), (71, 267843), (111, 171323), (127, 149739), (213, 89281), (381, 49913), (703, 27051), (1349, 14097), (2109, 9017), (2413, 7881), (2627, 7239), (4047, 4699)]