19438832

素因数分解:

$2^4\times 7^1\times {\mathrm{173561}}^1$

素因数の和:173576

約数の個数: 20

約数和(自身を含む): 43043376

約数和(自身を除く): 23604544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173561, 347122, 694244, 1214927, 1388488, 2429854, 2776976, 4859708, 9719416, 19438832]

約数ペア:

[(1, 19438832), (2, 9719416), (4, 4859708), (7, 2776976), (8, 2429854), (14, 1388488), (16, 1214927), (28, 694244), (56, 347122), (112, 173561)]