206564728

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{290119}}^1$

素因数の和:290214

約数の個数: 16

約数和(自身を含む): 391662000

約数和(自身を除く): 185097272

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 290119, 580238, 1160476, 2320952, 25820591, 51641182, 103282364, 206564728]

約数ペア:

[(1, 206564728), (2, 103282364), (4, 51641182), (8, 25820591), (89, 2320952), (178, 1160476), (356, 580238), (712, 290119)]