18981348

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 46757760

約数和(自身を除く): 27776412

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 97, 138, 194, 276, 291, 388, 582, 709, 1164, 1418, 2127, 2231, 2836, 4254, 4462, 6693, 8508, 8924, 13386, 16307, 26772, 32614, 48921, 65228, 68773, 97842, 137546, 195684, 206319, 275092, 412638, 825276, 1581779, 3163558, 4745337, 6327116, 9490674, 18981348]

約数ペア:

[(1, 18981348), (2, 9490674), (3, 6327116), (4, 4745337), (6, 3163558), (12, 1581779), (23, 825276), (46, 412638), (69, 275092), (92, 206319), (97, 195684), (138, 137546), (194, 97842), (276, 68773), (291, 65228), (388, 48921), (582, 32614), (709, 26772), (1164, 16307), (1418, 13386), (2127, 8924), (2231, 8508), (2836, 6693), (4254, 4462)]