20700708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{877}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 55461504

約数和(自身を除く): 34760796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 281, 562, 843, 877, 1124, 1686, 1754, 1967, 2631, 3372, 3508, 3934, 5262, 5901, 6139, 7868, 10524, 11802, 12278, 18417, 23604, 24556, 36834, 73668, 246437, 492874, 739311, 985748, 1478622, 1725059, 2957244, 3450118, 5175177, 6900236, 10350354, 20700708]

約数ペア:

[(1, 20700708), (2, 10350354), (3, 6900236), (4, 5175177), (6, 3450118), (7, 2957244), (12, 1725059), (14, 1478622), (21, 985748), (28, 739311), (42, 492874), (84, 246437), (281, 73668), (562, 36834), (843, 24556), (877, 23604), (1124, 18417), (1686, 12278), (1754, 11802), (1967, 10524), (2631, 7868), (3372, 6139), (3508, 5901), (3934, 5262)]