19103924

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3361}}^1$

素因数の和:3408

約数の個数: 36

約数和(自身を含む): 40243140

約数和(自身を除く): 21139216

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 3361, 5684, 6722, 13444, 23527, 47054, 94108, 97469, 164689, 194938, 329378, 389876, 658756, 682283, 1364566, 2729132, 4775981, 9551962, 19103924]

約数ペア:

[(1, 19103924), (2, 9551962), (4, 4775981), (7, 2729132), (14, 1364566), (28, 682283), (29, 658756), (49, 389876), (58, 329378), (98, 194938), (116, 164689), (196, 97469), (203, 94108), (406, 47054), (812, 23527), (1421, 13444), (2842, 6722), (3361, 5684)]