18286004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37781}}^1$

素因数の和:37807

約数の個数: 18

約数和(自身を含む): 35175042

約数和(自身を除く): 16889038

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 37781, 75562, 151124, 415591, 831182, 1662364, 4571501, 9143002, 18286004]

約数ペア:

[(1, 18286004), (2, 9143002), (4, 4571501), (11, 1662364), (22, 831182), (44, 415591), (121, 151124), (242, 75562), (484, 37781)]