20193651

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{9011}}^1$

素因数の和:9103

約数の個数: 16

約数和(自身を含む): 30280320

約数和(自身を除く): 10086669

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 9011, 27033, 81099, 243297, 747913, 2243739, 6731217, 20193651]

約数ペア:

[(1, 20193651), (3, 6731217), (9, 2243739), (27, 747913), (83, 243297), (249, 81099), (747, 27033), (2241, 9011)]