20186486836

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{511361}}^1$

素因数の和:511575

約数の個数: 24

約数和(自身を含む): 36081702720

約数和(自身を除く): 15895215884

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 556, 9869, 19738, 39476, 511361, 1022722, 2045444, 36306631, 71079179, 72613262, 142158358, 145226524, 284316716, 5046621709, 10093243418, 20186486836]

約数ペア:

[(1, 20186486836), (2, 10093243418), (4, 5046621709), (71, 284316716), (139, 145226524), (142, 142158358), (278, 72613262), (284, 71079179), (556, 36306631), (9869, 2045444), (19738, 1022722), (39476, 511361)]