20177042732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{65707}}^1$

素因数の和:66726

約数の個数: 48

約数和(自身を含む): 44067464448

約数和(自身を除く): 23890421716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 997, 1994, 3988, 6979, 10967, 13958, 21934, 27916, 43868, 65707, 76769, 131414, 153538, 262828, 307076, 459949, 722777, 919898, 1445554, 1839796, 2891108, 5059439, 10118878, 20237756, 65509879, 131019758, 262039516, 458569153, 720608669, 917138306, 1441217338, 1834276612, 2882434676, 5044260683, 10088521366, 20177042732]

約数ペア:

[(1, 20177042732), (2, 10088521366), (4, 5044260683), (7, 2882434676), (11, 1834276612), (14, 1441217338), (22, 917138306), (28, 720608669), (44, 458569153), (77, 262039516), (154, 131019758), (308, 65509879), (997, 20237756), (1994, 10118878), (3988, 5059439), (6979, 2891108), (10967, 1839796), (13958, 1445554), (21934, 919898), (27916, 722777), (43868, 459949), (65707, 307076), (76769, 262828), (131414, 153538)]