219036862

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{905111}}^1$

素因数の和:905135

約数の個数: 12

約数和(自身を含む): 361139688

約数和(自身を除く): 142102826

約数列:

[1, 2, 11, 22, 121, 242, 905111, 1810222, 9956221, 19912442, 109518431, 219036862]

約数ペア:

[(1, 219036862), (2, 109518431), (11, 19912442), (22, 9956221), (121, 1810222), (242, 905111)]