20815696432

素因数分解:

$2^4\times {\mathrm{5923}}^1\times {\mathrm{219649}}^1$

素因数の和:225580

約数の個数: 20

約数和(自身を含む): 40337404600

約数和(自身を除く): 19521708168

約数列:

[1, 2, 4, 8, 16, 5923, 11846, 23692, 47384, 94768, 219649, 439298, 878596, 1757192, 3514384, 1300981027, 2601962054, 5203924108, 10407848216, 20815696432]

約数ペア:

[(1, 20815696432), (2, 10407848216), (4, 5203924108), (8, 2601962054), (16, 1300981027), (5923, 3514384), (11846, 1757192), (23692, 878596), (47384, 439298), (94768, 219649)]