42742544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{205493}}^1$

素因数の和:205514

約数の個数: 20

約数和(自身を含む): 89184396

約数和(自身を除く): 46441852

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 205493, 410986, 821972, 1643944, 2671409, 3287888, 5342818, 10685636, 21371272, 42742544]

約数ペア:

[(1, 42742544), (2, 21371272), (4, 10685636), (8, 5342818), (13, 3287888), (16, 2671409), (26, 1643944), (52, 821972), (104, 410986), (208, 205493)]