31284304

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{27539}}^1$

素因数の和:27618

約数の個数: 20

約数和(自身を含む): 61469280

約数和(自身を除く): 30184976

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 27539, 55078, 110156, 220312, 440624, 1955269, 3910538, 7821076, 15642152, 31284304]

約数ペア:

[(1, 31284304), (2, 15642152), (4, 7821076), (8, 3910538), (16, 1955269), (71, 440624), (142, 220312), (284, 110156), (568, 55078), (1136, 27539)]