20112642

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 47915712

約数和(自身を除く): 27803070

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 157, 198, 314, 471, 647, 942, 1294, 1413, 1727, 1941, 2826, 3454, 3882, 5181, 5823, 7117, 10362, 11646, 14234, 15543, 21351, 31086, 42702, 64053, 101579, 128106, 203158, 304737, 609474, 914211, 1117369, 1828422, 2234738, 3352107, 6704214, 10056321, 20112642]

約数ペア:

[(1, 20112642), (2, 10056321), (3, 6704214), (6, 3352107), (9, 2234738), (11, 1828422), (18, 1117369), (22, 914211), (33, 609474), (66, 304737), (99, 203158), (157, 128106), (198, 101579), (314, 64053), (471, 42702), (647, 31086), (942, 21351), (1294, 15543), (1413, 14234), (1727, 11646), (1941, 10362), (2826, 7117), (3454, 5823), (3882, 5181)]