218564786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{231041}}^1$

素因数の和:231097

約数の個数: 16

約数和(自身を含む): 365970528

約数和(自身を除く): 147405742

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 231041, 462082, 2541451, 5082902, 9934763, 19869526, 109282393, 218564786]

約数ペア:

[(1, 218564786), (2, 109282393), (11, 19869526), (22, 9934763), (43, 5082902), (86, 2541451), (473, 462082), (946, 231041)]