20194105790

素因数分解:

$2^1\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{1008193}}^1$

素因数の和:1010203

約数の個数: 16

約数和(自身を含む): 36367573968

約数和(自身を除く): 16173468178

約数列:

[1, 2, 5, 10, 2003, 4006, 10015, 20030, 1008193, 2016386, 5040965, 10081930, 2019410579, 4038821158, 10097052895, 20194105790]

約数ペア:

[(1, 20194105790), (2, 10097052895), (5, 4038821158), (10, 2019410579), (2003, 10081930), (4006, 5040965), (10015, 2016386), (20030, 1008193)]