66782872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33797}}^1$

素因数の和:33835

約数の個数: 32

約数和(自身を含む): 141951600

約数和(自身を除く): 75168728

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 33797, 67594, 135188, 270376, 439361, 642143, 878722, 1284286, 1757444, 2568572, 3514888, 5137144, 8347859, 16695718, 33391436, 66782872]

約数ペア:

[(1, 66782872), (2, 33391436), (4, 16695718), (8, 8347859), (13, 5137144), (19, 3514888), (26, 2568572), (38, 1757444), (52, 1284286), (76, 878722), (104, 642143), (152, 439361), (247, 270376), (494, 135188), (988, 67594), (1976, 33797)]