19428488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127819}}^1$

素因数の和:127844

約数の個数: 16

約数和(自身を含む): 38346000

約数和(自身を除く): 18917512

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 127819, 255638, 511276, 1022552, 2428561, 4857122, 9714244, 19428488]

約数ペア:

[(1, 19428488), (2, 9714244), (4, 4857122), (8, 2428561), (19, 1022552), (38, 511276), (76, 255638), (152, 127819)]