19961366

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8269}}^1$

素因数の和:8359

約数の個数: 16

約数和(自身を含む): 32153760

約数和(自身を除く): 12192394

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 8269, 16538, 140573, 281146, 587099, 1174198, 9980683, 19961366]

約数ペア:

[(1, 19961366), (2, 9980683), (17, 1174198), (34, 587099), (71, 281146), (142, 140573), (1207, 16538), (2414, 8269)]