16638244

素因数分解:

$2^2\times 7^3\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 34652800

約数和(自身を除く): 18014556

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 181, 196, 268, 343, 362, 469, 686, 724, 938, 1267, 1372, 1876, 2534, 3283, 5068, 6566, 8869, 12127, 13132, 17738, 22981, 24254, 35476, 45962, 48508, 62083, 84889, 91924, 124166, 169778, 248332, 339556, 594223, 1188446, 2376892, 4159561, 8319122, 16638244]

約数ペア:

[(1, 16638244), (2, 8319122), (4, 4159561), (7, 2376892), (14, 1188446), (28, 594223), (49, 339556), (67, 248332), (98, 169778), (134, 124166), (181, 91924), (196, 84889), (268, 62083), (343, 48508), (362, 45962), (469, 35476), (686, 24254), (724, 22981), (938, 17738), (1267, 13132), (1372, 12127), (1876, 8869), (2534, 6566), (3283, 5068)]