208856516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4746739}}^1$

素因数の和:4746754

約数の個数: 12

約数和(自身を含む): 398726160

約数和(自身を除く): 189869644

約数列:

[1, 2, 4, 11, 22, 44, 4746739, 9493478, 18986956, 52214129, 104428258, 208856516]

約数ペア:

[(1, 208856516), (2, 104428258), (4, 52214129), (11, 18986956), (22, 9493478), (44, 4746739)]