20716927

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6257}}^1$

素因数の和:6318

約数の個数: 16

約数和(自身を含む): 26433792

約数和(自身を除く): 5716865

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 6257, 43799, 68827, 269051, 481789, 1883357, 2959561, 20716927]

約数ペア:

[(1, 20716927), (7, 2959561), (11, 1883357), (43, 481789), (77, 269051), (301, 68827), (473, 43799), (3311, 6257)]