19271728

素因数分解:

$2^4\times 7^1\times {\mathrm{172069}}^1$

素因数の和:172084

約数の個数: 20

約数和(自身を含む): 42673360

約数和(自身を除く): 23401632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172069, 344138, 688276, 1204483, 1376552, 2408966, 2753104, 4817932, 9635864, 19271728]

約数ペア:

[(1, 19271728), (2, 9635864), (4, 4817932), (7, 2753104), (8, 2408966), (14, 1376552), (16, 1204483), (28, 688276), (56, 344138), (112, 172069)]