20937756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4703}}^1$

素因数の和:4770

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 35961828

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, 4703, 9406, 14109, 18812, 28218, 32921, 56436, 65842, 98763, 131684, 197526, 249259, 395052, 498518, 747777, 997036, 1495554, 1744813, 2991108, 3489626, 5234439, 6979252, 10468878, 20937756]

約数ペア:

[(1, 20937756), (2, 10468878), (3, 6979252), (4, 5234439), (6, 3489626), (7, 2991108), (12, 1744813), (14, 1495554), (21, 997036), (28, 747777), (42, 498518), (53, 395052), (84, 249259), (106, 197526), (159, 131684), (212, 98763), (318, 65842), (371, 56436), (636, 32921), (742, 28218), (1113, 18812), (1484, 14109), (2226, 9406), (4452, 4703)]