16666628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 34062336

約数和(自身を除く): 17395708

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 383, 473, 506, 766, 946, 989, 1012, 1532, 1892, 1978, 3956, 4213, 8426, 8809, 10879, 16469, 16852, 17618, 21758, 32938, 35236, 43516, 65876, 96899, 181159, 193798, 362318, 378787, 387596, 724636, 757574, 1515148, 4166657, 8333314, 16666628]

約数ペア:

[(1, 16666628), (2, 8333314), (4, 4166657), (11, 1515148), (22, 757574), (23, 724636), (43, 387596), (44, 378787), (46, 362318), (86, 193798), (92, 181159), (172, 96899), (253, 65876), (383, 43516), (473, 35236), (506, 32938), (766, 21758), (946, 17618), (989, 16852), (1012, 16469), (1532, 10879), (1892, 8809), (1978, 8426), (3956, 4213)]