18809934

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2033

約数の個数: 48

約数和(自身を含む): 44553936

約数和(自身を除く): 25744002

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 242, 286, 363, 429, 726, 858, 1573, 1993, 3146, 3986, 4719, 5979, 9438, 11958, 21923, 25909, 43846, 51818, 65769, 77727, 131538, 155454, 241153, 284999, 482306, 569998, 723459, 854997, 1446918, 1709994, 3134989, 6269978, 9404967, 18809934]

約数ペア:

[(1, 18809934), (2, 9404967), (3, 6269978), (6, 3134989), (11, 1709994), (13, 1446918), (22, 854997), (26, 723459), (33, 569998), (39, 482306), (66, 284999), (78, 241153), (121, 155454), (143, 131538), (242, 77727), (286, 65769), (363, 51818), (429, 43846), (726, 25909), (858, 21923), (1573, 11958), (1993, 9438), (3146, 5979), (3986, 4719)]