20186800067

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1\times {\mathrm{1427}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 23917834752

約数和(自身を除く): 3731034685

約数列:

[1, 7, 37, 193, 259, 283, 1351, 1427, 1981, 7141, 9989, 10471, 49987, 52799, 54619, 73297, 275411, 369593, 382333, 403841, 1927877, 2020903, 2826887, 10190207, 14146321, 14942117, 71331449, 77941313, 104594819, 545589191, 2883828581, 20186800067]

約数ペア:

[(1, 20186800067), (7, 2883828581), (37, 545589191), (193, 104594819), (259, 77941313), (283, 71331449), (1351, 14942117), (1427, 14146321), (1981, 10190207), (7141, 2826887), (9989, 2020903), (10471, 1927877), (49987, 403841), (52799, 382333), (54619, 369593), (73297, 275411)]