12687381442

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{29723}}^1$

素因数の和:30030

約数の個数: 32

約数和(自身を含む): 20545228800

約数和(自身を除く): 7857847358

約数列:

[1, 2, 19, 38, 47, 94, 239, 478, 893, 1786, 4541, 9082, 11233, 22466, 29723, 59446, 213427, 426854, 564737, 1129474, 1396981, 2793962, 7103797, 14207594, 26542639, 53085278, 134972143, 269944286, 333878459, 667756918, 6343690721, 12687381442]

約数ペア:

[(1, 12687381442), (2, 6343690721), (19, 667756918), (38, 333878459), (47, 269944286), (94, 134972143), (239, 53085278), (478, 26542639), (893, 14207594), (1786, 7103797), (4541, 2793962), (9082, 1396981), (11233, 1129474), (22466, 564737), (29723, 426854), (59446, 213427)]