18340190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1217}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 36306144

約数和(自身を除く): 17965954

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1217, 1370, 1507, 2434, 3014, 6085, 7535, 12170, 13387, 15070, 26774, 66935, 133870, 166729, 333458, 833645, 1667290, 1834019, 3668038, 9170095, 18340190]

約数ペア:

[(1, 18340190), (2, 9170095), (5, 3668038), (10, 1834019), (11, 1667290), (22, 833645), (55, 333458), (110, 166729), (137, 133870), (274, 66935), (685, 26774), (1217, 15070), (1370, 13387), (1507, 12170), (2434, 7535), (3014, 6085)]