20811435

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 14232405

約数列:

[1, 3, 5, 15, 23, 69, 115, 179, 337, 345, 537, 895, 1011, 1685, 2685, 4117, 5055, 7751, 12351, 20585, 23253, 38755, 60323, 61755, 116265, 180969, 301615, 904845, 1387429, 4162287, 6937145, 20811435]

約数ペア:

[(1, 20811435), (3, 6937145), (5, 4162287), (15, 1387429), (23, 904845), (69, 301615), (115, 180969), (179, 116265), (337, 61755), (345, 60323), (537, 38755), (895, 23253), (1011, 20585), (1685, 12351), (2685, 7751), (4117, 5055)]