20318349

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{3137}}^1$

素因数の和:3284

約数の個数: 16

約数和(自身を含む): 28919808

約数和(自身を除く): 8601459

約数列:

[1, 3, 17, 51, 127, 381, 2159, 3137, 6477, 9411, 53329, 159987, 398399, 1195197, 6772783, 20318349]

約数ペア:

[(1, 20318349), (3, 6772783), (17, 1195197), (51, 398399), (127, 159987), (381, 53329), (2159, 9411), (3137, 6477)]