207843910

素因数分解:

$2^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{20599}}^1$

素因数の和:21615

約数の個数: 16

約数和(自身を含む): 374508000

約数和(自身を除く): 166664090

約数列:

[1, 2, 5, 10, 1009, 2018, 5045, 10090, 20599, 41198, 102995, 205990, 20784391, 41568782, 103921955, 207843910]

約数ペア:

[(1, 207843910), (2, 103921955), (5, 41568782), (10, 20784391), (1009, 205990), (2018, 102995), (5045, 41198), (10090, 20599)]