2019986189

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 2410575552

約数和(自身を除く): 390589363

約数列:

[1, 13, 17, 43, 83, 169, 197, 221, 559, 731, 1079, 1411, 2561, 2873, 3349, 3569, 7267, 8471, 9503, 14027, 16351, 18343, 33293, 43537, 46397, 60673, 110123, 123539, 144007, 212563, 238459, 277967, 565981, 603161, 703093, 788749, 1431599, 1872091, 2763319, 3613571, 9140209, 10253737, 11952581, 24337183, 46976423, 118822717, 155383553, 2019986189]

約数ペア:

[(1, 2019986189), (13, 155383553), (17, 118822717), (43, 46976423), (83, 24337183), (169, 11952581), (197, 10253737), (221, 9140209), (559, 3613571), (731, 2763319), (1079, 1872091), (1411, 1431599), (2561, 788749), (2873, 703093), (3349, 603161), (3569, 565981), (7267, 277967), (8471, 238459), (9503, 212563), (14027, 144007), (16351, 123539), (18343, 110123), (33293, 60673), (43537, 46397)]