20764584

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12539}}^1$

素因数の和:12574

約数の個数: 48

約数和(自身を含む): 58687200

約数和(自身を除く): 37922616

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, 12539, 25078, 37617, 50156, 75234, 100312, 112851, 150468, 225702, 288397, 300936, 451404, 576794, 865191, 902808, 1153588, 1730382, 2307176, 2595573, 3460764, 5191146, 6921528, 10382292, 20764584]

約数ペア:

[(1, 20764584), (2, 10382292), (3, 6921528), (4, 5191146), (6, 3460764), (8, 2595573), (9, 2307176), (12, 1730382), (18, 1153588), (23, 902808), (24, 865191), (36, 576794), (46, 451404), (69, 300936), (72, 288397), (92, 225702), (138, 150468), (184, 112851), (207, 100312), (276, 75234), (414, 50156), (552, 37617), (828, 25078), (1656, 12539)]