26557744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 54560000

約数和(自身を除く): 28002256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 398, 439, 796, 878, 1592, 1756, 3184, 3512, 3781, 7024, 7562, 8341, 15124, 16682, 30248, 33364, 60496, 66728, 87361, 133456, 174722, 349444, 698888, 1397776, 1659859, 3319718, 6639436, 13278872, 26557744]

約数ペア:

[(1, 26557744), (2, 13278872), (4, 6639436), (8, 3319718), (16, 1659859), (19, 1397776), (38, 698888), (76, 349444), (152, 174722), (199, 133456), (304, 87361), (398, 66728), (439, 60496), (796, 33364), (878, 30248), (1592, 16682), (1756, 15124), (3184, 8341), (3512, 7562), (3781, 7024)]