20897248

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{28393}}^1$

素因数の和:28426

約数の個数: 24

約数和(自身を含む): 42931728

約数和(自身を除く): 22034480

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 28393, 56786, 113572, 227144, 454288, 653039, 908576, 1306078, 2612156, 5224312, 10448624, 20897248]

約数ペア:

[(1, 20897248), (2, 10448624), (4, 5224312), (8, 2612156), (16, 1306078), (23, 908576), (32, 653039), (46, 454288), (92, 227144), (184, 113572), (368, 56786), (736, 28393)]