19953072

素因数分解:

$2^4\times 3^2\times {\mathrm{138563}}^1$

素因数の和:138577

約数の個数: 30

約数和(自身を含む): 55841292

約数和(自身を除く): 35888220

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 138563, 277126, 415689, 554252, 831378, 1108504, 1247067, 1662756, 2217008, 2494134, 3325512, 4988268, 6651024, 9976536, 19953072]

約数ペア:

[(1, 19953072), (2, 9976536), (3, 6651024), (4, 4988268), (6, 3325512), (8, 2494134), (9, 2217008), (12, 1662756), (16, 1247067), (18, 1108504), (24, 831378), (36, 554252), (48, 415689), (72, 277126), (144, 138563)]