20287212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8089}}^1$

素因数の和:8126

約数の個数: 48

約数和(自身を含む): 54364800

約数和(自身を除く): 34077588

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8089, 16178, 24267, 32356, 48534, 88979, 97068, 153691, 177958, 266937, 307382, 355916, 461073, 533874, 614764, 922146, 1067748, 1690601, 1844292, 3381202, 5071803, 6762404, 10143606, 20287212]

約数ペア:

[(1, 20287212), (2, 10143606), (3, 6762404), (4, 5071803), (6, 3381202), (11, 1844292), (12, 1690601), (19, 1067748), (22, 922146), (33, 614764), (38, 533874), (44, 461073), (57, 355916), (66, 307382), (76, 266937), (114, 177958), (132, 153691), (209, 97068), (228, 88979), (418, 48534), (627, 32356), (836, 24267), (1254, 16178), (2508, 8089)]