19829026

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 36640512

約数和(自身を除く): 16811486

約数列:

[1, 2, 7, 14, 31, 49, 61, 62, 98, 107, 122, 214, 217, 427, 434, 749, 854, 1498, 1519, 1891, 2989, 3038, 3317, 3782, 5243, 5978, 6527, 6634, 10486, 13054, 13237, 23219, 26474, 45689, 46438, 91378, 92659, 162533, 185318, 202337, 319823, 325066, 404674, 639646, 1416359, 2832718, 9914513, 19829026]

約数ペア:

[(1, 19829026), (2, 9914513), (7, 2832718), (14, 1416359), (31, 639646), (49, 404674), (61, 325066), (62, 319823), (98, 202337), (107, 185318), (122, 162533), (214, 92659), (217, 91378), (427, 46438), (434, 45689), (749, 26474), (854, 23219), (1498, 13237), (1519, 13054), (1891, 10486), (2989, 6634), (3038, 6527), (3317, 5978), (3782, 5243)]