206381956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{653}}^2$

素因数の和:1332

約数の個数: 27

約数和(自身を含む): 397595653

約数和(自身を除く): 191213697

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 653, 1306, 2612, 7183, 14366, 28732, 79013, 158026, 316052, 426409, 852818, 1705636, 4690499, 9380998, 18761996, 51595489, 103190978, 206381956]

約数ペア:

[(1, 206381956), (2, 103190978), (4, 51595489), (11, 18761996), (22, 9380998), (44, 4690499), (121, 1705636), (242, 852818), (484, 426409), (653, 316052), (1306, 158026), (2612, 79013), (7183, 28732)]