18156230

素因数分解:

$2^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1993}}^1$

素因数の和:2911

約数の個数: 16

約数和(自身を含む): 32733504

約数和(自身を除く): 14577274

約数列:

[1, 2, 5, 10, 911, 1822, 1993, 3986, 4555, 9110, 9965, 19930, 1815623, 3631246, 9078115, 18156230]

約数ペア:

[(1, 18156230), (2, 9078115), (5, 3631246), (10, 1815623), (911, 19930), (1822, 9965), (1993, 9110), (3986, 4555)]