2019707055

素因数分解:

$3^4\times 5^1\times {\mathrm{4986931}}^1$

素因数の和:4986948

約数の個数: 20

約数和(自身を含む): 3620512632

約数和(自身を除く): 1600805577

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4986931, 14960793, 24934655, 44882379, 74803965, 134647137, 224411895, 403941411, 673235685, 2019707055]

約数ペア:

[(1, 2019707055), (3, 673235685), (5, 403941411), (9, 224411895), (15, 134647137), (27, 74803965), (45, 44882379), (81, 24934655), (135, 14960793), (405, 4986931)]