18275986

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1489}}^1$

素因数の和:1546

約数の個数: 24

約数和(自身を含む): 30655260

約数和(自身を除く): 12379274

約数列:

[1, 2, 17, 19, 34, 38, 323, 361, 646, 722, 1489, 2978, 6137, 12274, 25313, 28291, 50626, 56582, 480947, 537529, 961894, 1075058, 9137993, 18275986]

約数ペア:

[(1, 18275986), (2, 9137993), (17, 1075058), (19, 961894), (34, 537529), (38, 480947), (323, 56582), (361, 50626), (646, 28291), (722, 25313), (1489, 12274), (2978, 6137)]