19329772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 23344916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 97, 154, 194, 308, 388, 647, 679, 1067, 1294, 1358, 2134, 2588, 2716, 4268, 4529, 7117, 7469, 9058, 14234, 14938, 18116, 28468, 29876, 49819, 62759, 99638, 125518, 199276, 251036, 439313, 690349, 878626, 1380698, 1757252, 2761396, 4832443, 9664886, 19329772]

約数ペア:

[(1, 19329772), (2, 9664886), (4, 4832443), (7, 2761396), (11, 1757252), (14, 1380698), (22, 878626), (28, 690349), (44, 439313), (77, 251036), (97, 199276), (154, 125518), (194, 99638), (308, 62759), (388, 49819), (647, 29876), (679, 28468), (1067, 18116), (1294, 14938), (1358, 14234), (2134, 9058), (2588, 7469), (2716, 7117), (4268, 4529)]