20615055

素因数分解:

$3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3533}}^1$

素因数の和:3930

約数の個数: 16

約数和(自身を含む): 33078240

約数和(自身を除く): 12463185

約数列:

[1, 3, 5, 15, 389, 1167, 1945, 3533, 5835, 10599, 17665, 52995, 1374337, 4123011, 6871685, 20615055]

約数ペア:

[(1, 20615055), (3, 6871685), (5, 4123011), (15, 1374337), (389, 52995), (1167, 17665), (1945, 10599), (3533, 5835)]