18936828

素因数分解:

$2^2\times 3^4\times {\mathrm{211}}^1\times {\mathrm{277}}^1$

素因数の和:504

約数の個数: 60

約数和(自身を含む): 49918792

約数和(自身を除く): 30981964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 211, 277, 324, 422, 554, 633, 831, 844, 1108, 1266, 1662, 1899, 2493, 2532, 3324, 3798, 4986, 5697, 7479, 7596, 9972, 11394, 14958, 17091, 22437, 22788, 29916, 34182, 44874, 58447, 68364, 89748, 116894, 175341, 233788, 350682, 526023, 701364, 1052046, 1578069, 2104092, 3156138, 4734207, 6312276, 9468414, 18936828]

約数ペア:

[(1, 18936828), (2, 9468414), (3, 6312276), (4, 4734207), (6, 3156138), (9, 2104092), (12, 1578069), (18, 1052046), (27, 701364), (36, 526023), (54, 350682), (81, 233788), (108, 175341), (162, 116894), (211, 89748), (277, 68364), (324, 58447), (422, 44874), (554, 34182), (633, 29916), (831, 22788), (844, 22437), (1108, 17091), (1266, 14958), (1662, 11394), (1899, 9972), (2493, 7596), (2532, 7479), (3324, 5697), (3798, 4986)]