208220690

素因数分解:

$2^1\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{12941}}^1$

素因数の和:14557

約数の個数: 16

約数和(自身を含む): 375059160

約数和(自身を除く): 166838470

約数列:

[1, 2, 5, 10, 1609, 3218, 8045, 12941, 16090, 25882, 64705, 129410, 20822069, 41644138, 104110345, 208220690]

約数ペア:

[(1, 208220690), (2, 104110345), (5, 41644138), (10, 20822069), (1609, 129410), (3218, 64705), (8045, 25882), (12941, 16090)]