206869828

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{427417}}^1$

素因数の和:427443

約数の個数: 18

約数和(自身を含む): 397926158

約数和(自身を除く): 191056330

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 427417, 854834, 1709668, 4701587, 9403174, 18806348, 51717457, 103434914, 206869828]

約数ペア:

[(1, 206869828), (2, 103434914), (4, 51717457), (11, 18806348), (22, 9403174), (44, 4701587), (121, 1709668), (242, 854834), (484, 427417)]