20311390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{184649}}^1$

素因数の和:184667

約数の個数: 16

約数和(自身を含む): 39884400

約数和(自身を除く): 19573010

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 184649, 369298, 923245, 1846490, 2031139, 4062278, 10155695, 20311390]

約数ペア:

[(1, 20311390), (2, 10155695), (5, 4062278), (10, 2031139), (11, 1846490), (22, 923245), (55, 369298), (110, 184649)]