19936565761

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{264029}}^1$

素因数の和:264133

約数の個数: 24

約数和(自身を含む): 24561126720

約数和(自身を除く): 4624560959

約数列:

[1, 7, 23, 49, 67, 161, 469, 1127, 1541, 3283, 10787, 75509, 264029, 1848203, 6072667, 12937421, 17689943, 42508669, 123829601, 297560683, 406868689, 866807207, 2848080823, 19936565761]

約数ペア:

[(1, 19936565761), (7, 2848080823), (23, 866807207), (49, 406868689), (67, 297560683), (161, 123829601), (469, 42508669), (1127, 17689943), (1541, 12937421), (3283, 6072667), (10787, 1848203), (75509, 264029)]