20179558

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{709}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 36806400

約数和(自身を除く): 16626842

約数列:

[1, 2, 7, 14, 19, 38, 107, 133, 214, 266, 709, 749, 1418, 1498, 2033, 4066, 4963, 9926, 13471, 14231, 26942, 28462, 75863, 94297, 151726, 188594, 531041, 1062082, 1441397, 2882794, 10089779, 20179558]

約数ペア:

[(1, 20179558), (2, 10089779), (7, 2882794), (14, 1441397), (19, 1062082), (38, 531041), (107, 188594), (133, 151726), (214, 94297), (266, 75863), (709, 28462), (749, 26942), (1418, 14231), (1498, 13471), (2033, 9926), (4066, 4963)]