20289756

素因数分解:

$2^2\times 3^1\times {\mathrm{431}}^1\times {\mathrm{3923}}^1$

素因数の和:4361

約数の個数: 24

約数和(自身を含む): 47464704

約数和(自身を除く): 27174948

約数列:

[1, 2, 3, 4, 6, 12, 431, 862, 1293, 1724, 2586, 3923, 5172, 7846, 11769, 15692, 23538, 47076, 1690813, 3381626, 5072439, 6763252, 10144878, 20289756]

約数ペア:

[(1, 20289756), (2, 10144878), (3, 6763252), (4, 5072439), (6, 3381626), (12, 1690813), (431, 47076), (862, 23538), (1293, 15692), (1724, 11769), (2586, 7846), (3923, 5172)]