20959697

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 23721984

約数和(自身を除く): 2762287

約数列:

[1, 11, 47, 71, 517, 571, 781, 3337, 6281, 26837, 36707, 40541, 295207, 445951, 1905427, 20959697]

約数ペア:

[(1, 20959697), (11, 1905427), (47, 445951), (71, 295207), (517, 40541), (571, 36707), (781, 26837), (3337, 6281)]