19820526

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1237

約数の個数: 48

約数和(自身を含む): 45505152

約数和(自身を除く): 25684626

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 121, 138, 242, 253, 363, 506, 726, 759, 1187, 1518, 2374, 2783, 3561, 5566, 7122, 8349, 13057, 16698, 26114, 27301, 39171, 54602, 78342, 81903, 143627, 163806, 287254, 300311, 430881, 600622, 861762, 900933, 1801866, 3303421, 6606842, 9910263, 19820526]

約数ペア:

[(1, 19820526), (2, 9910263), (3, 6606842), (6, 3303421), (11, 1801866), (22, 900933), (23, 861762), (33, 600622), (46, 430881), (66, 300311), (69, 287254), (121, 163806), (138, 143627), (242, 81903), (253, 78342), (363, 54602), (506, 39171), (726, 27301), (759, 26114), (1187, 16698), (1518, 13057), (2374, 8349), (2783, 7122), (3561, 5566)]