207778516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4722239}}^1$

素因数の和:4722254

約数の個数: 12

約数和(自身を含む): 396668160

約数和(自身を除く): 188889644

約数列:

[1, 2, 4, 11, 22, 44, 4722239, 9444478, 18888956, 51944629, 103889258, 207778516]

約数ペア:

[(1, 207778516), (2, 103889258), (4, 51944629), (11, 18888956), (22, 9444478), (44, 4722239)]