20948595

素因数分解:

$3^1\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{1237}}^1$

素因数の和:2374

約数の個数: 16

約数和(自身を含む): 33574560

約数和(自身を除く): 12625965

約数列:

[1, 3, 5, 15, 1129, 1237, 3387, 3711, 5645, 6185, 16935, 18555, 1396573, 4189719, 6982865, 20948595]

約数ペア:

[(1, 20948595), (3, 6982865), (5, 4189719), (15, 1396573), (1129, 18555), (1237, 16935), (3387, 6185), (3711, 5645)]