198145424

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{49339}}^1$

素因数の和:49598

約数の個数: 20

約数和(自身を含む): 385444080

約数和(自身を除く): 187298656

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 49339, 98678, 197356, 394712, 789424, 12384089, 24768178, 49536356, 99072712, 198145424]

約数ペア:

[(1, 198145424), (2, 99072712), (4, 49536356), (8, 24768178), (16, 12384089), (251, 789424), (502, 394712), (1004, 197356), (2008, 98678), (4016, 49339)]