19447844

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{2213}}^1$

素因数の和:2256

約数の個数: 24

約数和(自身を含む): 36885240

約数和(自身を除く): 17437396

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 2213, 4394, 4426, 8788, 8852, 28769, 57538, 115076, 373997, 747994, 1495988, 4861961, 9723922, 19447844]

約数ペア:

[(1, 19447844), (2, 9723922), (4, 4861961), (13, 1495988), (26, 747994), (52, 373997), (169, 115076), (338, 57538), (676, 28769), (2197, 8852), (2213, 8788), (4394, 4426)]