20864848498

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{11519}}^1$

素因数の和:11803

約数の個数: 48

約数和(自身を含む): 35518279680

約数和(自身を除く): 14653431182

約数列:

[1, 2, 13, 23, 26, 46, 169, 233, 299, 338, 466, 598, 3029, 3887, 5359, 6058, 7774, 10718, 11519, 23038, 39377, 69667, 78754, 139334, 149747, 264937, 299494, 529874, 905671, 1811342, 1946711, 2683927, 3444181, 3893422, 5367854, 6888362, 34891051, 44774353, 61730321, 69782102, 89548706, 123460642, 453583663, 802494173, 907167326, 1604988346, 10432424249, 20864848498]

約数ペア:

[(1, 20864848498), (2, 10432424249), (13, 1604988346), (23, 907167326), (26, 802494173), (46, 453583663), (169, 123460642), (233, 89548706), (299, 69782102), (338, 61730321), (466, 44774353), (598, 34891051), (3029, 6888362), (3887, 5367854), (5359, 3893422), (6058, 3444181), (7774, 2683927), (10718, 1946711), (11519, 1811342), (23038, 905671), (39377, 529874), (69667, 299494), (78754, 264937), (139334, 149747)]