31680784

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{3089}}^1$

素因数の和:3738

約数の個数: 20

約数和(自身を含む): 61497180

約数和(自身を除く): 29816396

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 3089, 5128, 6178, 10256, 12356, 24712, 49424, 1980049, 3960098, 7920196, 15840392, 31680784]

約数ペア:

[(1, 31680784), (2, 15840392), (4, 7920196), (8, 3960098), (16, 1980049), (641, 49424), (1282, 24712), (2564, 12356), (3089, 10256), (5128, 6178)]