20223995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5179}}^1$

素因数の和:5266

約数の個数: 16

約数和(自身を含む): 26853120

約数和(自身を除く): 6629125

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 5179, 25895, 56969, 284845, 367709, 1838545, 4044799, 20223995]

約数ペア:

[(1, 20223995), (5, 4044799), (11, 1838545), (55, 367709), (71, 284845), (355, 56969), (781, 25895), (3905, 5179)]