20978808

素因数分解:

$2^3\times 3^1\times {\mathrm{874117}}^1$

素因数の和:874126

約数の個数: 16

約数和(自身を含む): 52447080

約数和(自身を除く): 31468272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 874117, 1748234, 2622351, 3496468, 5244702, 6992936, 10489404, 20978808]

約数ペア:

[(1, 20978808), (2, 10489404), (3, 6992936), (4, 5244702), (6, 3496468), (8, 2622351), (12, 1748234), (24, 874117)]