2003019851

素因数分解:

$7^1\times {\mathrm{43}}^3\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 2422464000

約数和(自身を除く): 419444149

約数列:

[1, 7, 43, 59, 61, 301, 413, 427, 1849, 2537, 2623, 3599, 12943, 17759, 18361, 25193, 79507, 109091, 112789, 154757, 556549, 763637, 789523, 1083299, 4690913, 4849927, 6654551, 32836391, 33949489, 46581857, 286145693, 2003019851]

約数ペア:

[(1, 2003019851), (7, 286145693), (43, 46581857), (59, 33949489), (61, 32836391), (301, 6654551), (413, 4849927), (427, 4690913), (1849, 1083299), (2537, 789523), (2623, 763637), (3599, 556549), (12943, 154757), (17759, 112789), (18361, 109091), (25193, 79507)]