18009128

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{9419}}^1$

素因数の和:9664

約数の個数: 16

約数和(自身を含む): 33912000

約数和(自身を除く): 15902872

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 9419, 18838, 37676, 75352, 2251141, 4502282, 9004564, 18009128]

約数ペア:

[(1, 18009128), (2, 9004564), (4, 4502282), (8, 2251141), (239, 75352), (478, 37676), (956, 18838), (1912, 9419)]