18753306

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2027

約数の個数: 48

約数和(自身を含む): 44419872

約数和(自身を除く): 25666566

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 242, 286, 363, 429, 726, 858, 1573, 1987, 3146, 3974, 4719, 5961, 9438, 11922, 21857, 25831, 43714, 51662, 65571, 77493, 131142, 154986, 240427, 284141, 480854, 568282, 721281, 852423, 1442562, 1704846, 3125551, 6251102, 9376653, 18753306]

約数ペア:

[(1, 18753306), (2, 9376653), (3, 6251102), (6, 3125551), (11, 1704846), (13, 1442562), (22, 852423), (26, 721281), (33, 568282), (39, 480854), (66, 284141), (78, 240427), (121, 154986), (143, 131142), (242, 77493), (286, 65571), (363, 51662), (429, 43714), (726, 25831), (858, 21857), (1573, 11922), (1987, 9438), (3146, 5961), (3974, 4719)]