18010894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 30666240

約数和(自身を除く): 12655346

約数列:

[1, 2, 11, 22, 43, 79, 86, 158, 241, 473, 482, 869, 946, 1738, 2651, 3397, 5302, 6794, 10363, 19039, 20726, 37367, 38078, 74734, 113993, 209429, 227986, 418858, 818677, 1637354, 9005447, 18010894]

約数ペア:

[(1, 18010894), (2, 9005447), (11, 1637354), (22, 818677), (43, 418858), (79, 227986), (86, 209429), (158, 113993), (241, 74734), (473, 38078), (482, 37367), (869, 20726), (946, 19039), (1738, 10363), (2651, 6794), (3397, 5302)]