205809716

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{11467}}^1$

素因数の和:12119

約数の個数: 24

約数和(自身を含む): 412297536

約数和(自身を除く): 206487820

約数列:

[1, 2, 4, 7, 14, 28, 641, 1282, 2564, 4487, 8974, 11467, 17948, 22934, 45868, 80269, 160538, 321076, 7350347, 14700694, 29401388, 51452429, 102904858, 205809716]

約数ペア:

[(1, 205809716), (2, 102904858), (4, 51452429), (7, 29401388), (14, 14700694), (28, 7350347), (641, 321076), (1282, 160538), (2564, 80269), (4487, 45868), (8974, 22934), (11467, 17948)]