20086571841

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2347}}^1\times {\mathrm{3209}}^1$

素因数の和:5693

約数の個数: 32

約数和(自身を含む): 30871879680

約数和(自身を除く): 10785307839

約数列:

[1, 3, 7, 21, 127, 381, 889, 2347, 2667, 3209, 7041, 9627, 16429, 22463, 49287, 67389, 298069, 407543, 894207, 1222629, 2086483, 2852801, 6259449, 7531523, 8558403, 22594569, 52720661, 158161983, 956503421, 2869510263, 6695523947, 20086571841]

約数ペア:

[(1, 20086571841), (3, 6695523947), (7, 2869510263), (21, 956503421), (127, 158161983), (381, 52720661), (889, 22594569), (2347, 8558403), (2667, 7531523), (3209, 6259449), (7041, 2852801), (9627, 2086483), (16429, 1222629), (22463, 894207), (49287, 407543), (67389, 298069)]