20078081721

素因数分解:

$3^2\times {\mathrm{269}}^1\times {\mathrm{2551}}^1\times {\mathrm{3251}}^1$

素因数の和:6077

約数の個数: 24

約数和(自身を含む): 29129855040

約数和(自身を除く): 9051773319

約数列:

[1, 3, 9, 269, 807, 2421, 2551, 3251, 7653, 9753, 22959, 29259, 686219, 874519, 2058657, 2623557, 6175971, 7870671, 8293301, 24879903, 74639709, 2230897969, 6692693907, 20078081721]

約数ペア:

[(1, 20078081721), (3, 6692693907), (9, 2230897969), (269, 74639709), (807, 24879903), (2421, 8293301), (2551, 7870671), (3251, 6175971), (7653, 2623557), (9753, 2058657), (22959, 874519), (29259, 686219)]