20118744

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12149}}^1$

素因数の和:12184

約数の個数: 48

約数和(自身を含む): 56862000

約数和(自身を除く): 36743256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12149, 24298, 36447, 48596, 72894, 97192, 109341, 145788, 218682, 279427, 291576, 437364, 558854, 838281, 874728, 1117708, 1676562, 2235416, 2514843, 3353124, 5029686, 6706248, 10059372, 20118744]

約数ペア:

[(1, 20118744), (2, 10059372), (3, 6706248), (4, 5029686), (6, 3353124), (8, 2514843), (9, 2235416), (12, 1676562), (18, 1117708), (23, 874728), (24, 838281), (36, 558854), (46, 437364), (69, 291576), (72, 279427), (92, 218682), (138, 145788), (184, 109341), (207, 97192), (276, 72894), (414, 48596), (552, 36447), (828, 24298), (1656, 12149)]