19107308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10099}}^1$

素因数の和:10157

約数の個数: 24

約数和(自身を含む): 37329600

約数和(自身を除く): 18222292

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10099, 20198, 40396, 111089, 222178, 434257, 444356, 868514, 1737028, 4776827, 9553654, 19107308]

約数ペア:

[(1, 19107308), (2, 9553654), (4, 4776827), (11, 1737028), (22, 868514), (43, 444356), (44, 434257), (86, 222178), (172, 111089), (473, 40396), (946, 20198), (1892, 10099)]