205120468

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{10789}}^1$

素因数の和:10904

約数の個数: 36

約数和(自身を含む): 421910580

約数和(自身を除く): 216790112

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 1358, 2716, 4753, 9506, 10789, 19012, 21578, 43156, 75523, 151046, 302092, 528661, 1046533, 1057322, 2093066, 2114644, 4186132, 7325731, 14651462, 29302924, 51280117, 102560234, 205120468]

約数ペア:

[(1, 205120468), (2, 102560234), (4, 51280117), (7, 29302924), (14, 14651462), (28, 7325731), (49, 4186132), (97, 2114644), (98, 2093066), (194, 1057322), (196, 1046533), (388, 528661), (679, 302092), (1358, 151046), (2716, 75523), (4753, 43156), (9506, 21578), (10789, 19012)]