19311128

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 37606800

約数和(自身を除く): 18295672

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 584, 769, 1538, 3076, 3139, 6152, 6278, 12556, 25112, 33067, 56137, 66134, 112274, 132268, 224548, 264536, 449096, 2413891, 4827782, 9655564, 19311128]

約数ペア:

[(1, 19311128), (2, 9655564), (4, 4827782), (8, 2413891), (43, 449096), (73, 264536), (86, 224548), (146, 132268), (172, 112274), (292, 66134), (344, 56137), (584, 33067), (769, 25112), (1538, 12556), (3076, 6278), (3139, 6152)]