12697814

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 24

約数和(自身を含む): 20619720

約数和(自身を除く): 7921906

約数列:

[1, 2, 19, 38, 43, 86, 361, 409, 722, 817, 818, 1634, 7771, 15523, 15542, 17587, 31046, 35174, 147649, 295298, 334153, 668306, 6348907, 12697814]

約数ペア:

[(1, 12697814), (2, 6348907), (19, 668306), (38, 334153), (43, 295298), (86, 147649), (361, 35174), (409, 31046), (722, 17587), (817, 15542), (818, 15523), (1634, 7771)]