12687588

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{1789}}^1$

素因数の和:1996

約数の個数: 36

約数和(自身を含む): 32252220

約数和(自身を除く): 19564632

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 1789, 2364, 3546, 3578, 5367, 7092, 7156, 10734, 16101, 21468, 32202, 64404, 352433, 704866, 1057299, 1409732, 2114598, 3171897, 4229196, 6343794, 12687588]

約数ペア:

[(1, 12687588), (2, 6343794), (3, 4229196), (4, 3171897), (6, 2114598), (9, 1409732), (12, 1057299), (18, 704866), (36, 352433), (197, 64404), (394, 32202), (591, 21468), (788, 16101), (1182, 10734), (1773, 7156), (1789, 7092), (2364, 5367), (3546, 3578)]