208078618

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{9661}}^1$

素因数の和:9774

約数の個数: 24

約数和(自身を含む): 346962420

約数和(自身を除く): 138883802

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 979, 1958, 9661, 10769, 19322, 21538, 106271, 212542, 859829, 1168981, 1719658, 2337962, 9458119, 18916238, 104039309, 208078618]

約数ペア:

[(1, 208078618), (2, 104039309), (11, 18916238), (22, 9458119), (89, 2337962), (121, 1719658), (178, 1168981), (242, 859829), (979, 212542), (1958, 106271), (9661, 21538), (10769, 19322)]