18719676

素因数分解:

$2^2\times 3^2\times {\mathrm{337}}^1\times {\mathrm{1543}}^1$

素因数の和:1890

約数の個数: 36

約数和(自身を含む): 47490352

約数和(自身を除く): 28770676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 337, 674, 1011, 1348, 1543, 2022, 3033, 3086, 4044, 4629, 6066, 6172, 9258, 12132, 13887, 18516, 27774, 55548, 519991, 1039982, 1559973, 2079964, 3119946, 4679919, 6239892, 9359838, 18719676]

約数ペア:

[(1, 18719676), (2, 9359838), (3, 6239892), (4, 4679919), (6, 3119946), (9, 2079964), (12, 1559973), (18, 1039982), (36, 519991), (337, 55548), (674, 27774), (1011, 18516), (1348, 13887), (1543, 12132), (2022, 9258), (3033, 6172), (3086, 6066), (4044, 4629)]