20248860177

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1301257}}^1$

素因数の和:1301302

約数の個数: 48

約数和(自身を含む): 37892632960

約数和(自身を除く): 17643772783

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 2223, 5187, 15561, 1301257, 3903771, 9108799, 11711313, 16916341, 24723883, 27326397, 50749023, 74171649, 81979191, 118414387, 152247069, 173067181, 222514947, 321410479, 355243161, 519201543, 964231437, 1065729483, 1557604629, 2249873353, 2892694311, 6749620059, 20248860177]

約数ペア:

[(1, 20248860177), (3, 6749620059), (7, 2892694311), (9, 2249873353), (13, 1557604629), (19, 1065729483), (21, 964231437), (39, 519201543), (57, 355243161), (63, 321410479), (91, 222514947), (117, 173067181), (133, 152247069), (171, 118414387), (247, 81979191), (273, 74171649), (399, 50749023), (741, 27326397), (819, 24723883), (1197, 16916341), (1729, 11711313), (2223, 9108799), (5187, 3903771), (15561, 1301257)]