31875734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20407}}^1$

素因数の和:20491

約数の個数: 16

約数和(自身を含む): 52897536

約数和(自身を除く): 21021802

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 20407, 40814, 224477, 448954, 1448897, 2897794, 15937867, 31875734]

約数ペア:

[(1, 31875734), (2, 15937867), (11, 2897794), (22, 1448897), (71, 448954), (142, 224477), (781, 40814), (1562, 20407)]