20316784

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{27017}}^1$

素因数の和:27072

約数の個数: 20

約数和(自身を含む): 40202784

約数和(自身を除く): 19886000

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 27017, 54034, 108068, 216136, 432272, 1269799, 2539598, 5079196, 10158392, 20316784]

約数ペア:

[(1, 20316784), (2, 10158392), (4, 5079196), (8, 2539598), (16, 1269799), (47, 432272), (94, 216136), (188, 108068), (376, 54034), (752, 27017)]