20178298

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1889}}^1$

素因数の和:2014

約数の個数: 24

約数和(自身を含む): 35550900

約数和(自身を除く): 15372602

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1526, 1889, 3778, 5341, 10682, 13223, 26446, 92561, 185122, 205901, 411802, 1441307, 2882614, 10089149, 20178298]

約数ペア:

[(1, 20178298), (2, 10089149), (7, 2882614), (14, 1441307), (49, 411802), (98, 205901), (109, 185122), (218, 92561), (763, 26446), (1526, 13223), (1889, 10682), (3778, 5341)]