19486396

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{409}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 35105840

約数和(自身を除く): 15619444

約数列:

[1, 2, 4, 43, 86, 172, 277, 409, 554, 818, 1108, 1636, 11911, 17587, 23822, 35174, 47644, 70348, 113293, 226586, 453172, 4871599, 9743198, 19486396]

約数ペア:

[(1, 19486396), (2, 9743198), (4, 4871599), (43, 453172), (86, 226586), (172, 113293), (277, 70348), (409, 47644), (554, 35174), (818, 23822), (1108, 17587), (1636, 11911)]