20145802124

素因数分解:

$2^2\times 7^1\times {\mathrm{17681}}^1\times {\mathrm{40693}}^1$

素因数の和:58385

約数の個数: 24

約数和(自身を含む): 40294873248

約数和(自身を除く): 20149071124

約数列:

[1, 2, 4, 7, 14, 28, 17681, 35362, 40693, 70724, 81386, 123767, 162772, 247534, 284851, 495068, 569702, 1139404, 719492933, 1438985866, 2877971732, 5036450531, 10072901062, 20145802124]

約数ペア:

[(1, 20145802124), (2, 10072901062), (4, 5036450531), (7, 2877971732), (14, 1438985866), (28, 719492933), (17681, 1139404), (35362, 569702), (40693, 495068), (70724, 284851), (81386, 247534), (123767, 162772)]