133243984

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{16361}}^1$

素因数の和:16878

約数の個数: 20

約数和(自身を含む): 258683220

約数和(自身を除く): 125439236

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 16361, 32722, 65444, 130888, 261776, 8327749, 16655498, 33310996, 66621992, 133243984]

約数ペア:

[(1, 133243984), (2, 66621992), (4, 33310996), (8, 16655498), (16, 8327749), (509, 261776), (1018, 130888), (2036, 65444), (4072, 32722), (8144, 16361)]