209215952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1188727}}^1$

素因数の和:1188746

約数の個数: 20

約数和(自身を含む): 442206816

約数和(自身を除く): 232990864

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1188727, 2377454, 4754908, 9509816, 13075997, 19019632, 26151994, 52303988, 104607976, 209215952]

約数ペア:

[(1, 209215952), (2, 104607976), (4, 52303988), (8, 26151994), (11, 19019632), (16, 13075997), (22, 9509816), (44, 4754908), (88, 2377454), (176, 1188727)]