19587741

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 7023459

約数列:

[1, 3, 107, 139, 321, 417, 439, 1317, 14873, 44619, 46973, 61021, 140919, 183063, 6529247, 19587741]

約数ペア:

[(1, 19587741), (3, 6529247), (107, 183063), (139, 140919), (321, 61021), (417, 46973), (439, 44619), (1317, 14873)]