20192004

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:359

約数の個数: 120

約数和(自身を含む): 62610240

約数和(自身を除く): 42418236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 108, 116, 126, 162, 174, 189, 203, 252, 261, 307, 324, 348, 378, 406, 522, 567, 609, 614, 756, 783, 812, 921, 1044, 1134, 1218, 1228, 1566, 1827, 1842, 2149, 2268, 2349, 2436, 2763, 3132, 3654, 3684, 4298, 4698, 5481, 5526, 6447, 7308, 8289, 8596, 8903, 9396, 10962, 11052, 12894, 16443, 16578, 17806, 19341, 21924, 24867, 25788, 26709, 32886, 33156, 35612, 38682, 49734, 53418, 58023, 62321, 65772, 77364, 80127, 99468, 106836, 116046, 124642, 160254, 174069, 186963, 232092, 240381, 249284, 320508, 348138, 373926, 480762, 560889, 696276, 721143, 747852, 961524, 1121778, 1442286, 1682667, 2243556, 2884572, 3365334, 5048001, 6730668, 10096002, 20192004]

約数ペア:

[(1, 20192004), (2, 10096002), (3, 6730668), (4, 5048001), (6, 3365334), (7, 2884572), (9, 2243556), (12, 1682667), (14, 1442286), (18, 1121778), (21, 961524), (27, 747852), (28, 721143), (29, 696276), (36, 560889), (42, 480762), (54, 373926), (58, 348138), (63, 320508), (81, 249284), (84, 240381), (87, 232092), (108, 186963), (116, 174069), (126, 160254), (162, 124642), (174, 116046), (189, 106836), (203, 99468), (252, 80127), (261, 77364), (307, 65772), (324, 62321), (348, 58023), (378, 53418), (406, 49734), (522, 38682), (567, 35612), (609, 33156), (614, 32886), (756, 26709), (783, 25788), (812, 24867), (921, 21924), (1044, 19341), (1134, 17806), (1218, 16578), (1228, 16443), (1566, 12894), (1827, 11052), (1842, 10962), (2149, 9396), (2268, 8903), (2349, 8596), (2436, 8289), (2763, 7308), (3132, 6447), (3654, 5526), (3684, 5481), (4298, 4698)]