209212802

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{10909}}^1$

素因数の和:11177

約数の個数: 16

約数和(自身を含む): 322586880

約数和(自身を除く): 113374078

約数列:

[1, 2, 43, 86, 223, 446, 9589, 10909, 19178, 21818, 469087, 938174, 2432707, 4865414, 104606401, 209212802]

約数ペア:

[(1, 209212802), (2, 104606401), (43, 4865414), (86, 2432707), (223, 938174), (446, 469087), (9589, 21818), (10909, 19178)]