19368208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{52631}}^1$

素因数の和:52662

約数の個数: 20

約数和(自身を含む): 39158208

約数和(自身を除く): 19790000

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 52631, 105262, 210524, 421048, 842096, 1210513, 2421026, 4842052, 9684104, 19368208]

約数ペア:

[(1, 19368208), (2, 9684104), (4, 4842052), (8, 2421026), (16, 1210513), (23, 842096), (46, 421048), (92, 210524), (184, 105262), (368, 52631)]