20395984

素因数分解:

$2^4\times 7^1\times {\mathrm{182107}}^1$

素因数の和:182122

約数の個数: 20

約数和(自身を含む): 45162784

約数和(自身を除く): 24766800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 182107, 364214, 728428, 1274749, 1456856, 2549498, 2913712, 5098996, 10197992, 20395984]

約数ペア:

[(1, 20395984), (2, 10197992), (4, 5098996), (7, 2913712), (8, 2549498), (14, 1456856), (16, 1274749), (28, 728428), (56, 364214), (112, 182107)]