20275664

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{2423}}^1$

素因数の和:2954

約数の個数: 20

約数和(自身を含む): 39375456

約数和(自身を除く): 19099792

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 2423, 4184, 4846, 8368, 9692, 19384, 38768, 1267229, 2534458, 5068916, 10137832, 20275664]

約数ペア:

[(1, 20275664), (2, 10137832), (4, 5068916), (8, 2534458), (16, 1267229), (523, 38768), (1046, 19384), (2092, 9692), (2423, 8368), (4184, 4846)]