19460007

素因数分解:

$3^4\times 7^2\times {\mathrm{4903}}^1$

素因数の和:4929

約数の個数: 30

約数和(自身を含む): 33822888

約数和(自身を除く): 14362881

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 4903, 14709, 34321, 44127, 102963, 132381, 240247, 308889, 397143, 720741, 926667, 2162223, 2780001, 6486669, 19460007]

約数ペア:

[(1, 19460007), (3, 6486669), (7, 2780001), (9, 2162223), (21, 926667), (27, 720741), (49, 397143), (63, 308889), (81, 240247), (147, 132381), (189, 102963), (441, 44127), (567, 34321), (1323, 14709), (3969, 4903)]