20354055

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28871}}^1$

素因数の和:28926

約数の個数: 16

約数和(自身を含む): 33260544

約数和(自身を除く): 12906489

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28871, 86613, 144355, 433065, 1356937, 4070811, 6784685, 20354055]

約数ペア:

[(1, 20354055), (3, 6784685), (5, 4070811), (15, 1356937), (47, 433065), (141, 144355), (235, 86613), (705, 28871)]