18994316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{10529}}^1$

素因数の和:10585

約数の個数: 24

約数和(自身を含む): 37149840

約数和(自身を除く): 18155524

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 10529, 21058, 42116, 115819, 231638, 431689, 463276, 863378, 1726756, 4748579, 9497158, 18994316]

約数ペア:

[(1, 18994316), (2, 9497158), (4, 4748579), (11, 1726756), (22, 863378), (41, 463276), (44, 431689), (82, 231638), (164, 115819), (451, 42116), (902, 21058), (1804, 10529)]