209594884

素因数分解:

$2^2\times {\mathrm{97}}^2\times {\mathrm{5569}}^1$

素因数の和:5767

約数の個数: 18

約数和(自身を含む): 370677930

約数和(自身を除く): 161083046

約数列:

[1, 2, 4, 97, 194, 388, 5569, 9409, 11138, 18818, 22276, 37636, 540193, 1080386, 2160772, 52398721, 104797442, 209594884]

約数ペア:

[(1, 209594884), (2, 104797442), (4, 52398721), (97, 2160772), (194, 1080386), (388, 540193), (5569, 37636), (9409, 22276), (11138, 18818)]