638372556

素因数分解:

$2^2\times 3^3\times {\mathrm{5910857}}^1$

素因数の和:5910870

約数の個数: 24

約数和(自身を含む): 1655040240

約数和(自身を除く): 1016667684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 5910857, 11821714, 17732571, 23643428, 35465142, 53197713, 70930284, 106395426, 159593139, 212790852, 319186278, 638372556]

約数ペア:

[(1, 638372556), (2, 319186278), (3, 212790852), (4, 159593139), (6, 106395426), (9, 70930284), (12, 53197713), (18, 35465142), (27, 23643428), (36, 17732571), (54, 11821714), (108, 5910857)]