20604504

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 54316800

約数和(自身を除く): 33712296

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 163, 184, 229, 276, 326, 458, 489, 552, 652, 687, 916, 978, 1304, 1374, 1832, 1956, 2748, 3749, 3912, 5267, 5496, 7498, 10534, 11247, 14996, 15801, 21068, 22494, 29992, 31602, 37327, 42136, 44988, 63204, 74654, 89976, 111981, 126408, 149308, 223962, 298616, 447924, 858521, 895848, 1717042, 2575563, 3434084, 5151126, 6868168, 10302252, 20604504]

約数ペア:

[(1, 20604504), (2, 10302252), (3, 6868168), (4, 5151126), (6, 3434084), (8, 2575563), (12, 1717042), (23, 895848), (24, 858521), (46, 447924), (69, 298616), (92, 223962), (138, 149308), (163, 126408), (184, 111981), (229, 89976), (276, 74654), (326, 63204), (458, 44988), (489, 42136), (552, 37327), (652, 31602), (687, 29992), (916, 22494), (978, 21068), (1304, 15801), (1374, 14996), (1832, 11247), (1956, 10534), (2748, 7498), (3749, 5496), (3912, 5267)]