19039864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139999}}^1$

素因数の和:140022

約数の個数: 16

約数和(自身を含む): 37800000

約数和(自身を除く): 18760136

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139999, 279998, 559996, 1119992, 2379983, 4759966, 9519932, 19039864]

約数ペア:

[(1, 19039864), (2, 9519932), (4, 4759966), (8, 2379983), (17, 1119992), (34, 559996), (68, 279998), (136, 139999)]