20732404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 45835776

約数和(自身を除く): 25103372

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 83, 154, 166, 308, 332, 581, 811, 913, 1162, 1622, 1826, 2324, 3244, 3652, 5677, 6391, 8921, 11354, 12782, 17842, 22708, 25564, 35684, 62447, 67313, 124894, 134626, 249788, 269252, 471191, 740443, 942382, 1480886, 1884764, 2961772, 5183101, 10366202, 20732404]

約数ペア:

[(1, 20732404), (2, 10366202), (4, 5183101), (7, 2961772), (11, 1884764), (14, 1480886), (22, 942382), (28, 740443), (44, 471191), (77, 269252), (83, 249788), (154, 134626), (166, 124894), (308, 67313), (332, 62447), (581, 35684), (811, 25564), (913, 22708), (1162, 17842), (1622, 12782), (1826, 11354), (2324, 8921), (3244, 6391), (3652, 5677)]