19864586

素因数分解:

$2^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2713}}^1$

素因数の和:3245

約数の個数: 16

約数和(自身を含む): 34131264

約数和(自身を除く): 14266678

約数列:

[1, 2, 7, 14, 523, 1046, 2713, 3661, 5426, 7322, 18991, 37982, 1418899, 2837798, 9932293, 19864586]

約数ペア:

[(1, 19864586), (2, 9932293), (7, 2837798), (14, 1418899), (523, 37982), (1046, 18991), (2713, 7322), (3661, 5426)]