20805162

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495361}}^1$

素因数の和:495373

約数の個数: 16

約数和(自身を含む): 47554752

約数和(自身を除く): 26749590

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495361, 990722, 1486083, 2972166, 3467527, 6935054, 10402581, 20805162]

約数ペア:

[(1, 20805162), (2, 10402581), (3, 6935054), (6, 3467527), (7, 2972166), (14, 1486083), (21, 990722), (42, 495361)]