20665404

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{33767}}^1$

素因数の和:33794

約数の個数: 36

約数和(自身を含む): 55311984

約数和(自身を除く): 34646580

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 33767, 67534, 101301, 135068, 202602, 303903, 405204, 574039, 607806, 1148078, 1215612, 1722117, 2296156, 3444234, 5166351, 6888468, 10332702, 20665404]

約数ペア:

[(1, 20665404), (2, 10332702), (3, 6888468), (4, 5166351), (6, 3444234), (9, 2296156), (12, 1722117), (17, 1215612), (18, 1148078), (34, 607806), (36, 574039), (51, 405204), (68, 303903), (102, 202602), (153, 135068), (204, 101301), (306, 67534), (612, 33767)]