12740938

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{947}}^1$

素因数の和:1018

約数の個数: 24

約数和(自身を含む): 22592736

約数和(自身を除く): 9851798

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 947, 961, 1894, 1922, 6629, 6727, 13258, 13454, 29357, 58714, 205499, 410998, 910067, 1820134, 6370469, 12740938]

約数ペア:

[(1, 12740938), (2, 6370469), (7, 1820134), (14, 910067), (31, 410998), (62, 205499), (217, 58714), (434, 29357), (947, 13454), (961, 13258), (1894, 6727), (1922, 6629)]