20119313

素因数分解:

${\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1696

約数の個数: 12

約数和(自身を含む): 21882960

約数和(自身を除く): 1763647

約数列:

[1, 17, 43, 289, 731, 1619, 12427, 27523, 69617, 467891, 1183489, 20119313]

約数ペア:

[(1, 20119313), (17, 1183489), (43, 467891), (289, 69617), (731, 27523), (1619, 12427)]