19959888957

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9974957}}^1$

素因数の和:9975012

約数の個数: 16

約数和(自身を含む): 28727879040

約数和(自身を除く): 8767990083

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 9974957, 29924871, 229424011, 289273753, 688272033, 867821259, 6653296319, 19959888957]

約数ペア:

[(1, 19959888957), (3, 6653296319), (23, 867821259), (29, 688272033), (69, 289273753), (87, 229424011), (667, 29924871), (2001, 9974957)]