20226258

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 72

約数和(自身を含む): 48674340

約数和(自身を除く): 28448082

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 109, 117, 122, 169, 183, 218, 234, 327, 338, 366, 507, 549, 654, 793, 981, 1014, 1098, 1417, 1521, 1586, 1962, 2379, 2834, 3042, 4251, 4758, 6649, 7137, 8502, 10309, 12753, 13298, 14274, 18421, 19947, 20618, 25506, 30927, 36842, 39894, 55263, 59841, 61854, 86437, 92781, 110526, 119682, 165789, 172874, 185562, 259311, 331578, 518622, 777933, 1123681, 1555866, 2247362, 3371043, 6742086, 10113129, 20226258]

約数ペア:

[(1, 20226258), (2, 10113129), (3, 6742086), (6, 3371043), (9, 2247362), (13, 1555866), (18, 1123681), (26, 777933), (39, 518622), (61, 331578), (78, 259311), (109, 185562), (117, 172874), (122, 165789), (169, 119682), (183, 110526), (218, 92781), (234, 86437), (327, 61854), (338, 59841), (366, 55263), (507, 39894), (549, 36842), (654, 30927), (793, 25506), (981, 20618), (1014, 19947), (1098, 18421), (1417, 14274), (1521, 13298), (1586, 12753), (1962, 10309), (2379, 8502), (2834, 7137), (3042, 6649), (4251, 4758)]