20251018892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389442671}}^1$

素因数の和:389442688

約数の個数: 12

約数和(自身を含む): 38165381856

約数和(自身を除く): 17914362964

約数列:

[1, 2, 4, 13, 26, 52, 389442671, 778885342, 1557770684, 5062754723, 10125509446, 20251018892]

約数ペア:

[(1, 20251018892), (2, 10125509446), (4, 5062754723), (13, 1557770684), (26, 778885342), (52, 389442671)]