20551405708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{270413233}}^1$

素因数の和:270413256

約数の個数: 12

約数和(自身を含む): 37857852760

約数和(自身を除く): 17306447052

約数列:

[1, 2, 4, 19, 38, 76, 270413233, 540826466, 1081652932, 5137851427, 10275702854, 20551405708]

約数ペア:

[(1, 20551405708), (2, 10275702854), (4, 5137851427), (19, 1081652932), (38, 540826466), (76, 270413233)]