18487884

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 45087840

約数和(自身を除く): 26599956

約数列:

[1, 2, 3, 4, 6, 12, 41, 53, 82, 106, 123, 159, 164, 212, 246, 318, 492, 636, 709, 1418, 2127, 2173, 2836, 4254, 4346, 6519, 8508, 8692, 13038, 26076, 29069, 37577, 58138, 75154, 87207, 112731, 116276, 150308, 174414, 225462, 348828, 450924, 1540657, 3081314, 4621971, 6162628, 9243942, 18487884]

約数ペア:

[(1, 18487884), (2, 9243942), (3, 6162628), (4, 4621971), (6, 3081314), (12, 1540657), (41, 450924), (53, 348828), (82, 225462), (106, 174414), (123, 150308), (159, 116276), (164, 112731), (212, 87207), (246, 75154), (318, 58138), (492, 37577), (636, 29069), (709, 26076), (1418, 13038), (2127, 8692), (2173, 8508), (2836, 6519), (4254, 4346)]