205505558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 331161600

約数和(自身を除く): 125656042

約数列:

[1, 2, 19, 38, 97, 127, 194, 254, 439, 878, 1843, 2413, 3686, 4826, 8341, 12319, 16682, 24638, 42583, 55753, 85166, 111506, 234061, 468122, 809077, 1059307, 1618154, 2118614, 5408041, 10816082, 102752779, 205505558]

約数ペア:

[(1, 205505558), (2, 102752779), (19, 10816082), (38, 5408041), (97, 2118614), (127, 1618154), (194, 1059307), (254, 809077), (439, 468122), (878, 234061), (1843, 111506), (2413, 85166), (3686, 55753), (4826, 42583), (8341, 24638), (12319, 16682)]