20477344

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9551}}^1$

素因数の和:9628

約数の個数: 24

約数和(自身を含む): 40920768

約数和(自身を除く): 20443424

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9551, 19102, 38204, 76408, 152816, 305632, 639917, 1279834, 2559668, 5119336, 10238672, 20477344]

約数ペア:

[(1, 20477344), (2, 10238672), (4, 5119336), (8, 2559668), (16, 1279834), (32, 639917), (67, 305632), (134, 152816), (268, 76408), (536, 38204), (1072, 19102), (2144, 9551)]