20173376083

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{18367}}^1$

素因数の和:18547

約数の個数: 32

約数和(自身を含む): 24439726080

約数和(自身を除く): 4266349997

約数列:

[1, 7, 41, 43, 89, 287, 301, 623, 1763, 3649, 3827, 12341, 18367, 25543, 26789, 128569, 156907, 753047, 789781, 1098349, 1634663, 5271329, 5528467, 11442641, 32381021, 67021183, 70290509, 226667147, 469148281, 492033563, 2881910869, 20173376083]

約数ペア:

[(1, 20173376083), (7, 2881910869), (41, 492033563), (43, 469148281), (89, 226667147), (287, 70290509), (301, 67021183), (623, 32381021), (1763, 11442641), (3649, 5528467), (3827, 5271329), (12341, 1634663), (18367, 1098349), (25543, 789781), (26789, 753047), (128569, 156907)]