18989824

素因数分解:

$2^8\times 7^1\times {\mathrm{10597}}^1$

素因数の和:10620

約数の個数: 36

約数和(自身を含む): 43324624

約数和(自身を除く): 24334800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 10597, 21194, 42388, 74179, 84776, 148358, 169552, 296716, 339104, 593432, 678208, 1186864, 1356416, 2373728, 2712832, 4747456, 9494912, 18989824]

約数ペア:

[(1, 18989824), (2, 9494912), (4, 4747456), (7, 2712832), (8, 2373728), (14, 1356416), (16, 1186864), (28, 678208), (32, 593432), (56, 339104), (64, 296716), (112, 169552), (128, 148358), (224, 84776), (256, 74179), (448, 42388), (896, 21194), (1792, 10597)]