171933712

素因数分解:

$2^4\times {\mathrm{1997}}^1\times {\mathrm{5381}}^1$

素因数の和:7386

約数の個数: 20

約数和(自身を含む): 333350316

約数和(自身を除く): 161416604

約数列:

[1, 2, 4, 8, 16, 1997, 3994, 5381, 7988, 10762, 15976, 21524, 31952, 43048, 86096, 10745857, 21491714, 42983428, 85966856, 171933712]

約数ペア:

[(1, 171933712), (2, 85966856), (4, 42983428), (8, 21491714), (16, 10745857), (1997, 86096), (3994, 43048), (5381, 31952), (7988, 21524), (10762, 15976)]