20005062

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 54743040

約数和(自身を除く): 34737978

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 43, 53, 57, 66, 77, 86, 106, 114, 129, 133, 154, 159, 209, 231, 258, 266, 301, 318, 371, 399, 418, 462, 473, 583, 602, 627, 742, 798, 817, 903, 946, 1007, 1113, 1166, 1254, 1419, 1463, 1634, 1749, 1806, 2014, 2226, 2279, 2451, 2838, 2926, 3021, 3311, 3498, 4081, 4389, 4558, 4902, 5719, 6042, 6622, 6837, 7049, 8162, 8778, 8987, 9933, 11077, 11438, 12243, 13674, 14098, 15953, 17157, 17974, 19866, 21147, 22154, 24486, 25069, 26961, 31906, 33231, 34314, 42294, 43301, 47859, 50138, 53922, 62909, 66462, 75207, 77539, 86602, 95718, 125818, 129903, 150414, 155078, 175483, 188727, 232617, 259806, 303107, 350966, 377454, 465234, 476311, 526449, 606214, 909321, 952622, 1052898, 1428933, 1818642, 2857866, 3334177, 6668354, 10002531, 20005062]

約数ペア:

[(1, 20005062), (2, 10002531), (3, 6668354), (6, 3334177), (7, 2857866), (11, 1818642), (14, 1428933), (19, 1052898), (21, 952622), (22, 909321), (33, 606214), (38, 526449), (42, 476311), (43, 465234), (53, 377454), (57, 350966), (66, 303107), (77, 259806), (86, 232617), (106, 188727), (114, 175483), (129, 155078), (133, 150414), (154, 129903), (159, 125818), (209, 95718), (231, 86602), (258, 77539), (266, 75207), (301, 66462), (318, 62909), (371, 53922), (399, 50138), (418, 47859), (462, 43301), (473, 42294), (583, 34314), (602, 33231), (627, 31906), (742, 26961), (798, 25069), (817, 24486), (903, 22154), (946, 21147), (1007, 19866), (1113, 17974), (1166, 17157), (1254, 15953), (1419, 14098), (1463, 13674), (1634, 12243), (1749, 11438), (1806, 11077), (2014, 9933), (2226, 8987), (2279, 8778), (2451, 8162), (2838, 7049), (2926, 6837), (3021, 6622), (3311, 6042), (3498, 5719), (4081, 4902), (4389, 4558)]