218914864

素因数分解:

$2^4\times 7^1\times {\mathrm{1954597}}^1$

素因数の和:1954612

約数の個数: 20

約数和(自身を含む): 484740304

約数和(自身を除く): 265825440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1954597, 3909194, 7818388, 13682179, 15636776, 27364358, 31273552, 54728716, 109457432, 218914864]

約数ペア:

[(1, 218914864), (2, 109457432), (4, 54728716), (7, 31273552), (8, 27364358), (14, 15636776), (16, 13682179), (28, 7818388), (56, 3909194), (112, 1954597)]