20050254

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17681}}^1$

素因数の和:17702

約数の個数: 40

約数和(自身を含む): 51348528

約数和(自身を除く): 31298274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 17681, 35362, 53043, 106086, 123767, 159129, 247534, 318258, 371301, 477387, 742602, 954774, 1113903, 1432161, 2227806, 2864322, 3341709, 6683418, 10025127, 20050254]

約数ペア:

[(1, 20050254), (2, 10025127), (3, 6683418), (6, 3341709), (7, 2864322), (9, 2227806), (14, 1432161), (18, 1113903), (21, 954774), (27, 742602), (42, 477387), (54, 371301), (63, 318258), (81, 247534), (126, 159129), (162, 123767), (189, 106086), (378, 53043), (567, 35362), (1134, 17681)]