20194552

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15679}}^1$

素因数の和:15715

約数の個数: 32

約数和(自身を含む): 45158400

約数和(自身を除く): 24963848

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15679, 31358, 62716, 109753, 125432, 219506, 360617, 439012, 721234, 878024, 1442468, 2524319, 2884936, 5048638, 10097276, 20194552]

約数ペア:

[(1, 20194552), (2, 10097276), (4, 5048638), (7, 2884936), (8, 2524319), (14, 1442468), (23, 878024), (28, 721234), (46, 439012), (56, 360617), (92, 219506), (161, 125432), (184, 109753), (322, 62716), (644, 31358), (1288, 15679)]