20790099

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1168

約数の個数: 36

約数和(自身を含む): 34981128

約数和(自身を除く): 14191029

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 121, 153, 187, 363, 561, 1089, 1123, 1683, 2057, 3369, 6171, 10107, 12353, 18513, 19091, 37059, 57273, 111177, 135883, 171819, 210001, 407649, 630003, 1222947, 1890009, 2310011, 6930033, 20790099]

約数ペア:

[(1, 20790099), (3, 6930033), (9, 2310011), (11, 1890009), (17, 1222947), (33, 630003), (51, 407649), (99, 210001), (121, 171819), (153, 135883), (187, 111177), (363, 57273), (561, 37059), (1089, 19091), (1123, 18513), (1683, 12353), (2057, 10107), (3369, 6171)]