668672

素因数分解:

$2^{10}\times {\mathrm{653}}^1$

素因数の和:673

約数の個数: 22

約数和(自身を含む): 1338738

約数和(自身を除く): 670066

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 653, 1024, 1306, 2612, 5224, 10448, 20896, 41792, 83584, 167168, 334336, 668672]

約数ペア:

[(1, 668672), (2, 334336), (4, 167168), (8, 83584), (16, 41792), (32, 20896), (64, 10448), (128, 5224), (256, 2612), (512, 1306), (653, 1024)]