19942851

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{577}}^1$

素因数の和:902

約数の個数: 16

約数和(自身を含む): 27383328

約数和(自身を除く): 7440477

約数列:

[1, 3, 41, 123, 281, 577, 843, 1731, 11521, 23657, 34563, 70971, 162137, 486411, 6647617, 19942851]

約数ペア:

[(1, 19942851), (3, 6647617), (41, 486411), (123, 162137), (281, 70971), (577, 34563), (843, 23657), (1731, 11521)]