20187659436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{11383}}^1$

素因数の和:11931

約数の個数: 96

約数和(自身を含む): 55202746368

約数和(自身を除く): 35015086932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 491, 516, 602, 903, 982, 1204, 1473, 1806, 1964, 2946, 3437, 3612, 5892, 6874, 10311, 11383, 13748, 20622, 21113, 22766, 34149, 41244, 42226, 45532, 63339, 68298, 79681, 84452, 126678, 136596, 147791, 159362, 239043, 253356, 295582, 318724, 443373, 478086, 489469, 591164, 886746, 956172, 978938, 1468407, 1773492, 1957876, 2936814, 3426283, 5589053, 5873628, 6852566, 10278849, 11178106, 13705132, 16767159, 20557698, 22356212, 33534318, 39123371, 41115396, 67068636, 78246742, 117370113, 156493484, 234740226, 240329279, 469480452, 480658558, 720987837, 961317116, 1441975674, 1682304953, 2883951348, 3364609906, 5046914859, 6729219812, 10093829718, 20187659436]

約数ペア:

[(1, 20187659436), (2, 10093829718), (3, 6729219812), (4, 5046914859), (6, 3364609906), (7, 2883951348), (12, 1682304953), (14, 1441975674), (21, 961317116), (28, 720987837), (42, 480658558), (43, 469480452), (84, 240329279), (86, 234740226), (129, 156493484), (172, 117370113), (258, 78246742), (301, 67068636), (491, 41115396), (516, 39123371), (602, 33534318), (903, 22356212), (982, 20557698), (1204, 16767159), (1473, 13705132), (1806, 11178106), (1964, 10278849), (2946, 6852566), (3437, 5873628), (3612, 5589053), (5892, 3426283), (6874, 2936814), (10311, 1957876), (11383, 1773492), (13748, 1468407), (20622, 978938), (21113, 956172), (22766, 886746), (34149, 591164), (41244, 489469), (42226, 478086), (45532, 443373), (63339, 318724), (68298, 295582), (79681, 253356), (84452, 239043), (126678, 159362), (136596, 147791)]