18956984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{124717}}^1$

素因数の和:124742

約数の個数: 16

約数和(自身を含む): 37415400

約数和(自身を除く): 18458416

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 124717, 249434, 498868, 997736, 2369623, 4739246, 9478492, 18956984]

約数ペア:

[(1, 18956984), (2, 9478492), (4, 4739246), (8, 2369623), (19, 997736), (38, 498868), (76, 249434), (152, 124717)]