19452065

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 23856768

約数和(自身を除く): 4404703

約数列:

[1, 5, 103, 107, 353, 515, 535, 1765, 11021, 36359, 37771, 55105, 181795, 188855, 3890413, 19452065]

約数ペア:

[(1, 19452065), (5, 3890413), (103, 188855), (107, 181795), (353, 55105), (515, 37771), (535, 36359), (1765, 11021)]