208681682

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{9689}}^1$

素因数の和:9802

約数の個数: 24

約数和(自身を含む): 347967900

約数和(自身を除く): 139286218

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 979, 1958, 9689, 10769, 19378, 21538, 106579, 213158, 862321, 1172369, 1724642, 2344738, 9485531, 18971062, 104340841, 208681682]

約数ペア:

[(1, 208681682), (2, 104340841), (11, 18971062), (22, 9485531), (89, 2344738), (121, 1724642), (178, 1172369), (242, 862321), (979, 213158), (1958, 106579), (9689, 21538), (10769, 19378)]