19401258

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{18691}}^1$

素因数の和:18869

約数の個数: 16

約数和(自身を含む): 39028896

約数和(自身を除く): 19627638

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 18691, 37382, 56073, 112146, 3233543, 6467086, 9700629, 19401258]

約数ペア:

[(1, 19401258), (2, 9700629), (3, 6467086), (6, 3233543), (173, 112146), (346, 56073), (519, 37382), (1038, 18691)]