19739709434

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{7789}}^1\times {\mathrm{20773}}^1$

素因数の和:28625

約数の個数: 16

約数和(自身を含む): 30100279560

約数和(自身を除く): 10360570126

約数列:

[1, 2, 61, 122, 7789, 15578, 20773, 41546, 475129, 950258, 1267153, 2534306, 161800897, 323601794, 9869854717, 19739709434]

約数ペア:

[(1, 19739709434), (2, 9869854717), (61, 323601794), (122, 161800897), (7789, 2534306), (15578, 1267153), (20773, 950258), (41546, 475129)]