208022210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1891111}}^1$

素因数の和:1891129

約数の個数: 16

約数和(自身を含む): 408480192

約数和(自身を除く): 200457982

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1891111, 3782222, 9455555, 18911110, 20802221, 41604442, 104011105, 208022210]

約数ペア:

[(1, 208022210), (2, 104011105), (5, 41604442), (10, 20802221), (11, 18911110), (22, 9455555), (55, 3782222), (110, 1891111)]