20170182767

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{643}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 24611392512

約数和(自身を除く): 4441209745

約数列:

[1, 7, 31, 49, 107, 193, 217, 643, 749, 1351, 1519, 3317, 4501, 5243, 5983, 9457, 19933, 20651, 23219, 31507, 41881, 68801, 124099, 139531, 144557, 162533, 293167, 481607, 640181, 868693, 976717, 1011899, 2132831, 3371249, 3847069, 4481267, 6080851, 13278593, 14929817, 26929483, 31368869, 92950151, 104508719, 188506381, 411636383, 650651057, 2881454681, 20170182767]

約数ペア:

[(1, 20170182767), (7, 2881454681), (31, 650651057), (49, 411636383), (107, 188506381), (193, 104508719), (217, 92950151), (643, 31368869), (749, 26929483), (1351, 14929817), (1519, 13278593), (3317, 6080851), (4501, 4481267), (5243, 3847069), (5983, 3371249), (9457, 2132831), (19933, 1011899), (20651, 976717), (23219, 868693), (31507, 640181), (41881, 481607), (68801, 293167), (124099, 162533), (139531, 144557)]