18828840961

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1\times {\mathrm{509}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 22028083200

約数和(自身を除く): 3199242239

約数列:

[1, 7, 79, 151, 443, 509, 553, 1057, 3101, 3563, 11929, 34997, 40211, 66893, 76859, 83503, 225487, 244979, 281477, 468251, 538013, 1578409, 5284547, 6071861, 17813473, 34048537, 36991829, 42503027, 124694311, 238339759, 2689834423, 18828840961]

約数ペア:

[(1, 18828840961), (7, 2689834423), (79, 238339759), (151, 124694311), (443, 42503027), (509, 36991829), (553, 34048537), (1057, 17813473), (3101, 6071861), (3563, 5284547), (11929, 1578409), (34997, 538013), (40211, 468251), (66893, 281477), (76859, 244979), (83503, 225487)]