19095856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91807}}^1$

素因数の和:91828

約数の個数: 20

約数和(自身を含む): 39844672

約数和(自身を除く): 20748816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91807, 183614, 367228, 734456, 1193491, 1468912, 2386982, 4773964, 9547928, 19095856]

約数ペア:

[(1, 19095856), (2, 9547928), (4, 4773964), (8, 2386982), (13, 1468912), (16, 1193491), (26, 734456), (52, 367228), (104, 183614), (208, 91807)]