19252304

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{27983}}^1$

素因数の和:28034

約数の個数: 20

約数和(自身を含む): 38170176

約数和(自身を除く): 18917872

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 27983, 55966, 111932, 223864, 447728, 1203269, 2406538, 4813076, 9626152, 19252304]

約数ペア:

[(1, 19252304), (2, 9626152), (4, 4813076), (8, 2406538), (16, 1203269), (43, 447728), (86, 223864), (172, 111932), (344, 55966), (688, 27983)]