20408568

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{50021}}^1$

素因数の和:50047

約数の個数: 32

約数和(自身を含む): 54023760

約数和(自身を除く): 33615192

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 50021, 100042, 150063, 200084, 300126, 400168, 600252, 850357, 1200504, 1700714, 2551071, 3401428, 5102142, 6802856, 10204284, 20408568]

約数ペア:

[(1, 20408568), (2, 10204284), (3, 6802856), (4, 5102142), (6, 3401428), (8, 2551071), (12, 1700714), (17, 1200504), (24, 850357), (34, 600252), (51, 400168), (68, 300126), (102, 200084), (136, 150063), (204, 100042), (408, 50021)]