12713356

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^2$

素因数の和:841

約数の個数: 18

約数和(自身を含む): 23476740

約数和(自身を除く): 10763384

約数列:

[1, 2, 4, 19, 38, 76, 409, 818, 1636, 7771, 15542, 31084, 167281, 334562, 669124, 3178339, 6356678, 12713356]

約数ペア:

[(1, 12713356), (2, 6356678), (4, 3178339), (19, 669124), (38, 334562), (76, 167281), (409, 31084), (818, 15542), (1636, 7771)]