20579984

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{27367}}^1$

素因数の和:27422

約数の個数: 20

約数和(自身を含む): 40723584

約数和(自身を除く): 20143600

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 27367, 54734, 109468, 218936, 437872, 1286249, 2572498, 5144996, 10289992, 20579984]

約数ペア:

[(1, 20579984), (2, 10289992), (4, 5144996), (8, 2572498), (16, 1286249), (47, 437872), (94, 218936), (188, 109468), (376, 54734), (752, 27367)]