20355550

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{11003}}^1$

素因数の和:11052

約数の個数: 24

約数和(自身を含む): 38888136

約数和(自身を除く): 18532586

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 11003, 22006, 55015, 110030, 275075, 407111, 550150, 814222, 2035555, 4071110, 10177775, 20355550]

約数ペア:

[(1, 20355550), (2, 10177775), (5, 4071110), (10, 2035555), (25, 814222), (37, 550150), (50, 407111), (74, 275075), (185, 110030), (370, 55015), (925, 22006), (1850, 11003)]