20091876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4513}}^1$

素因数の和:4580

約数の個数: 48

約数和(自身を含む): 54601344

約数和(自身を除く): 34509468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 4513, 9026, 13539, 18052, 27078, 31591, 54156, 63182, 94773, 126364, 189546, 239189, 379092, 478378, 717567, 956756, 1435134, 1674323, 2870268, 3348646, 5022969, 6697292, 10045938, 20091876]

約数ペア:

[(1, 20091876), (2, 10045938), (3, 6697292), (4, 5022969), (6, 3348646), (7, 2870268), (12, 1674323), (14, 1435134), (21, 956756), (28, 717567), (42, 478378), (53, 379092), (84, 239189), (106, 189546), (159, 126364), (212, 94773), (318, 63182), (371, 54156), (636, 31591), (742, 27078), (1113, 18052), (1484, 13539), (2226, 9026), (4452, 4513)]