81306434

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{17683}}^1$

素因数の和:17726

約数の個数: 24

約数和(自身を含む): 141118320

約数和(自身を除く): 59811886

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 17683, 35366, 194513, 335977, 389026, 671954, 2139643, 3695747, 4279286, 7391494, 40653217, 81306434]

約数ペア:

[(1, 81306434), (2, 40653217), (11, 7391494), (19, 4279286), (22, 3695747), (38, 2139643), (121, 671954), (209, 389026), (242, 335977), (418, 194513), (2299, 35366), (4598, 17683)]