20254454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12967}}^1$

素因数の和:13051

約数の個数: 16

約数和(自身を含む): 33613056

約数和(自身を除く): 13358602

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12967, 25934, 142637, 285274, 920657, 1841314, 10127227, 20254454]

約数ペア:

[(1, 20254454), (2, 10127227), (11, 1841314), (22, 920657), (71, 285274), (142, 142637), (781, 25934), (1562, 12967)]