207821168

素因数分解:

$2^4\times {\mathrm{653}}^1\times {\mathrm{19891}}^1$

素因数の和:20552

約数の個数: 20

約数和(自身を含む): 403290408

約数和(自身を除く): 195469240

約数列:

[1, 2, 4, 8, 16, 653, 1306, 2612, 5224, 10448, 19891, 39782, 79564, 159128, 318256, 12988823, 25977646, 51955292, 103910584, 207821168]

約数ペア:

[(1, 207821168), (2, 103910584), (4, 51955292), (8, 25977646), (16, 12988823), (653, 318256), (1306, 159128), (2612, 79564), (5224, 39782), (10448, 19891)]