20555564799

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2170369}}^1$

素因数の和:2170431

約数の個数: 32

約数和(自身を含む): 35003727360

約数和(自身を除く): 14448162561

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 9471, 2170369, 6511107, 15192583, 23874059, 45577749, 71622177, 88985129, 167118413, 266955387, 501355239, 622895903, 978836419, 1868687709, 2936509257, 6851854933, 20555564799]

約数ペア:

[(1, 20555564799), (3, 6851854933), (7, 2936509257), (11, 1868687709), (21, 978836419), (33, 622895903), (41, 501355239), (77, 266955387), (123, 167118413), (231, 88985129), (287, 71622177), (451, 45577749), (861, 23874059), (1353, 15192583), (3157, 6511107), (9471, 2170369)]