20289954

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{47629}}^1$

素因数の和:47705

約数の個数: 16

約数和(自身を含む): 41152320

約数和(自身を除く): 20862366

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 47629, 95258, 142887, 285774, 3381659, 6763318, 10144977, 20289954]

約数ペア:

[(1, 20289954), (2, 10144977), (3, 6763318), (6, 3381659), (71, 285774), (142, 142887), (213, 95258), (426, 47629)]