20087319

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56267}}^1$

素因数の和:56294

約数の個数: 16

約数和(自身を含む): 32410368

約数和(自身を除く): 12323049

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56267, 168801, 393869, 956539, 1181607, 2869617, 6695773, 20087319]

約数ペア:

[(1, 20087319), (3, 6695773), (7, 2869617), (17, 1181607), (21, 956539), (51, 393869), (119, 168801), (357, 56267)]