18008156

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{63409}}^1$

素因数の和:63484

約数の個数: 12

約数和(自身を含む): 31958640

約数和(自身を除く): 13950484

約数列:

[1, 2, 4, 71, 142, 284, 63409, 126818, 253636, 4502039, 9004078, 18008156]

約数ペア:

[(1, 18008156), (2, 9004078), (4, 4502039), (71, 253636), (142, 126818), (284, 63409)]