20353150

素因数分解:

$2^1\times 5^2\times {\mathrm{461}}^1\times {\mathrm{883}}^1$

素因数の和:1356

約数の個数: 24

約数和(自身を含む): 37981944

約数和(自身を除く): 17628794

約数列:

[1, 2, 5, 10, 25, 50, 461, 883, 922, 1766, 2305, 4415, 4610, 8830, 11525, 22075, 23050, 44150, 407063, 814126, 2035315, 4070630, 10176575, 20353150]

約数ペア:

[(1, 20353150), (2, 10176575), (5, 4070630), (10, 2035315), (25, 814126), (50, 407063), (461, 44150), (883, 23050), (922, 22075), (1766, 11525), (2305, 8830), (4415, 4610)]