20946759

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2053}}^1$

素因数の和:2254

約数の個数: 16

約数和(自身を含む): 29577600

約数和(自身を除く): 8630841

約数列:

[1, 3, 19, 57, 179, 537, 2053, 3401, 6159, 10203, 39007, 117021, 367487, 1102461, 6982253, 20946759]

約数ペア:

[(1, 20946759), (3, 6982253), (19, 1102461), (57, 367487), (179, 117021), (537, 39007), (2053, 10203), (3401, 6159)]