20126654

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3457}}^1$

素因数の和:3571

約数の個数: 16

約数和(自身を含む): 31370976

約数和(自身を除く): 11244322

約数列:

[1, 2, 41, 71, 82, 142, 2911, 3457, 5822, 6914, 141737, 245447, 283474, 490894, 10063327, 20126654]

約数ペア:

[(1, 20126654), (2, 10063327), (41, 490894), (71, 283474), (82, 245447), (142, 141737), (2911, 6914), (3457, 5822)]