20790762244

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2551}}^1\times {\mathrm{10037}}^1$

素因数の和:12628

約数の個数: 48

約数和(自身を含む): 43036519680

約数和(自身を除く): 22245757436

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 2551, 5102, 10037, 10204, 17857, 20074, 35714, 40148, 70259, 71428, 73979, 140518, 147958, 281036, 291073, 295916, 517853, 582146, 1035706, 1164292, 2037511, 2071412, 4075022, 8150044, 25604387, 51208774, 102417548, 179230709, 358461418, 716922836, 742527223, 1485054446, 2970108892, 5197690561, 10395381122, 20790762244]

約数ペア:

[(1, 20790762244), (2, 10395381122), (4, 5197690561), (7, 2970108892), (14, 1485054446), (28, 742527223), (29, 716922836), (58, 358461418), (116, 179230709), (203, 102417548), (406, 51208774), (812, 25604387), (2551, 8150044), (5102, 4075022), (10037, 2071412), (10204, 2037511), (17857, 1164292), (20074, 1035706), (35714, 582146), (40148, 517853), (70259, 295916), (71428, 291073), (73979, 281036), (140518, 147958)]