19385104

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7717}}^1$

素因数の和:7882

約数の個数: 20

約数和(自身を含む): 37802764

約数和(自身を除く): 18417660

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7717, 15434, 30868, 61736, 123472, 1211569, 2423138, 4846276, 9692552, 19385104]

約数ペア:

[(1, 19385104), (2, 9692552), (4, 4846276), (8, 2423138), (16, 1211569), (157, 123472), (314, 61736), (628, 30868), (1256, 15434), (2512, 7717)]