18938679

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1439}}^1$

素因数の和:1590

約数の個数: 16

約数和(自身を含む): 26127360

約数和(自身を除く): 7188681

約数列:

[1, 3, 41, 107, 123, 321, 1439, 4317, 4387, 13161, 58999, 153973, 176997, 461919, 6312893, 18938679]

約数ペア:

[(1, 18938679), (3, 6312893), (41, 461919), (107, 176997), (123, 153973), (321, 58999), (1439, 13161), (4317, 4387)]