18211297258

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{121787}}^1$

素因数の和:122778

約数の個数: 32

約数和(自身を含む): 34092845568

約数和(自身を除く): 15881548310

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 971, 1942, 6797, 10681, 13594, 21362, 74767, 121787, 149534, 243574, 852509, 1339657, 1705018, 2679314, 9377599, 18755198, 118255177, 236510354, 827786239, 1300806947, 1655572478, 2601613894, 9105648629, 18211297258]

約数ペア:

[(1, 18211297258), (2, 9105648629), (7, 2601613894), (11, 1655572478), (14, 1300806947), (22, 827786239), (77, 236510354), (154, 118255177), (971, 18755198), (1942, 9377599), (6797, 2679314), (10681, 1705018), (13594, 1339657), (21362, 852509), (74767, 243574), (121787, 149534)]