20486368

素因数分解:

$2^5\times 7^1\times {\mathrm{91457}}^1$

素因数の和:91474

約数の個数: 24

約数和(自身を含む): 46094832

約数和(自身を除く): 25608464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 91457, 182914, 365828, 640199, 731656, 1280398, 1463312, 2560796, 2926624, 5121592, 10243184, 20486368]

約数ペア:

[(1, 20486368), (2, 10243184), (4, 5121592), (7, 2926624), (8, 2560796), (14, 1463312), (16, 1280398), (28, 731656), (32, 640199), (56, 365828), (112, 182914), (224, 91457)]