20117356

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1667}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 40352256

約数和(自身を除く): 20234900

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1667, 1724, 3017, 3334, 6034, 6668, 11669, 12068, 23338, 46676, 718477, 1436954, 2873908, 5029339, 10058678, 20117356]

約数ペア:

[(1, 20117356), (2, 10058678), (4, 5029339), (7, 2873908), (14, 1436954), (28, 718477), (431, 46676), (862, 23338), (1667, 12068), (1724, 11669), (3017, 6668), (3334, 6034)]