20748752

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{10211}}^1$

素因数の和:10346

約数の個数: 20

約数和(自身を含む): 40521216

約数和(自身を除く): 19772464

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 10211, 20422, 40844, 81688, 163376, 1296797, 2593594, 5187188, 10374376, 20748752]

約数ペア:

[(1, 20748752), (2, 10374376), (4, 5187188), (8, 2593594), (16, 1296797), (127, 163376), (254, 81688), (508, 40844), (1016, 20422), (2032, 10211)]