19491190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67211}}^1$

素因数の和:67247

約数の個数: 16

約数和(自身を含む): 36294480

約数和(自身を除く): 16803290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 67211, 134422, 336055, 672110, 1949119, 3898238, 9745595, 19491190]

約数ペア:

[(1, 19491190), (2, 9745595), (5, 3898238), (10, 1949119), (29, 672110), (58, 336055), (145, 134422), (290, 67211)]