20198507959

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{2549}}^1\times {\mathrm{3917}}^1$

素因数の和:6507

約数の個数: 24

約数和(自身を含む): 24537650400

約数和(自身を除く): 4339142441

約数列:

[1, 7, 17, 119, 289, 2023, 2549, 3917, 17843, 27419, 43333, 66589, 303331, 466123, 736661, 1132013, 5156627, 7924091, 9984433, 69891031, 169735361, 1188147527, 2885501137, 20198507959]

約数ペア:

[(1, 20198507959), (7, 2885501137), (17, 1188147527), (119, 169735361), (289, 69891031), (2023, 9984433), (2549, 7924091), (3917, 5156627), (17843, 1132013), (27419, 736661), (43333, 466123), (66589, 303331)]