19996672

素因数分解:

$2^{13}\times {\mathrm{2441}}^1$

素因数の和:2467

約数の個数: 28

約数和(自身を含む): 40007286

約数和(自身を除く): 20010614

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 2441, 4096, 4882, 8192, 9764, 19528, 39056, 78112, 156224, 312448, 624896, 1249792, 2499584, 4999168, 9998336, 19996672]

約数ペア:

[(1, 19996672), (2, 9998336), (4, 4999168), (8, 2499584), (16, 1249792), (32, 624896), (64, 312448), (128, 156224), (256, 78112), (512, 39056), (1024, 19528), (2048, 9764), (2441, 8192), (4096, 4882)]