20873886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{316271}}^1$

素因数の和:316287

約数の個数: 16

約数和(自身を含む): 45543168

約数和(自身を除く): 24669282

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 316271, 632542, 948813, 1897626, 3478981, 6957962, 10436943, 20873886]

約数ペア:

[(1, 20873886), (2, 10436943), (3, 6957962), (6, 3478981), (11, 1897626), (22, 948813), (33, 632542), (66, 316271)]