18836554

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:582

約数の個数: 24

約数和(自身を含む): 31280004

約数和(自身を除く): 12443450

約数列:

[1, 2, 11, 22, 121, 242, 277, 281, 554, 562, 3047, 3091, 6094, 6182, 33517, 34001, 67034, 68002, 77837, 155674, 856207, 1712414, 9418277, 18836554]

約数ペア:

[(1, 18836554), (2, 9418277), (11, 1712414), (22, 856207), (121, 155674), (242, 77837), (277, 68002), (281, 67034), (554, 34001), (562, 33517), (3047, 6182), (3091, 6094)]