20786754

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{84499}}^1$

素因数の和:84545

約数の個数: 16

約数和(自身を含む): 42588000

約数和(自身を除く): 21801246

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 84499, 168998, 253497, 506994, 3464459, 6928918, 10393377, 20786754]

約数ペア:

[(1, 20786754), (2, 10393377), (3, 6928918), (6, 3464459), (41, 506994), (82, 253497), (123, 168998), (246, 84499)]