19119772

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2657}}^1$

素因数の和:2925

約数の個数: 24

約数和(自身を含む): 38402784

約数和(自身を除く): 19283012

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 2657, 3598, 5314, 7196, 10628, 18599, 37198, 74396, 682849, 1365698, 2731396, 4779943, 9559886, 19119772]

約数ペア:

[(1, 19119772), (2, 9559886), (4, 4779943), (7, 2731396), (14, 1365698), (28, 682849), (257, 74396), (514, 37198), (1028, 18599), (1799, 10628), (2657, 7196), (3598, 5314)]