20454039

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{2053}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 31401552

約数和(自身を除く): 10947513

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 2053, 3321, 6159, 9963, 18477, 55431, 84173, 166293, 252519, 498879, 757557, 2272671, 6818013, 20454039]

約数ペア:

[(1, 20454039), (3, 6818013), (9, 2272671), (27, 757557), (41, 498879), (81, 252519), (123, 166293), (243, 84173), (369, 55431), (1107, 18477), (2053, 9963), (3321, 6159)]