19112144

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{4759}}^1$

素因数の和:5018

約数の個数: 20

約数和(自身を含む): 37185120

約数和(自身を除く): 18072976

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 4759, 9518, 19036, 38072, 76144, 1194509, 2389018, 4778036, 9556072, 19112144]

約数ペア:

[(1, 19112144), (2, 9556072), (4, 4778036), (8, 2389018), (16, 1194509), (251, 76144), (502, 38072), (1004, 19036), (2008, 9518), (4016, 4759)]