208093255856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{684517289}}^1$

素因数の和:684517316

約数の個数: 20

約数和(自身を含む): 424400719800

約数和(自身を除く): 216307463944

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 684517289, 1369034578, 2738069156, 5476138312, 10952276624, 13005828491, 26011656982, 52023313964, 104046627928, 208093255856]

約数ペア:

[(1, 208093255856), (2, 104046627928), (4, 52023313964), (8, 26011656982), (16, 13005828491), (19, 10952276624), (38, 5476138312), (76, 2738069156), (152, 1369034578), (304, 684517289)]