20206522

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 37231488

約数和(自身を除く): 17024966

約数列:

[1, 2, 7, 14, 41, 47, 49, 82, 94, 98, 107, 214, 287, 329, 574, 658, 749, 1498, 1927, 2009, 2303, 3854, 4018, 4387, 4606, 5029, 5243, 8774, 10058, 10486, 13489, 26978, 30709, 35203, 61418, 70406, 94423, 188846, 206189, 214963, 246421, 412378, 429926, 492842, 1443323, 2886646, 10103261, 20206522]

約数ペア:

[(1, 20206522), (2, 10103261), (7, 2886646), (14, 1443323), (41, 492842), (47, 429926), (49, 412378), (82, 246421), (94, 214963), (98, 206189), (107, 188846), (214, 94423), (287, 70406), (329, 61418), (574, 35203), (658, 30709), (749, 26978), (1498, 13489), (1927, 10486), (2009, 10058), (2303, 8774), (3854, 5243), (4018, 5029), (4387, 4606)]