201920308

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{710987}}^1$

素因数の和:711062

約数の個数: 12

約数和(自身を含む): 358337952

約数和(自身を除く): 156417644

約数列:

[1, 2, 4, 71, 142, 284, 710987, 1421974, 2843948, 50480077, 100960154, 201920308]

約数ペア:

[(1, 201920308), (2, 100960154), (4, 50480077), (71, 2843948), (142, 1421974), (284, 710987)]