2040876891

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{166861}}^1$

素因数の和:167024

約数の個数: 20

約数和(自身を含む): 3068925904

約数和(自身を除く): 1028049013

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 166861, 500583, 1501749, 4505247, 13515741, 25196011, 75588033, 226764099, 680292297, 2040876891]

約数ペア:

[(1, 2040876891), (3, 680292297), (9, 226764099), (27, 75588033), (81, 25196011), (151, 13515741), (453, 4505247), (1359, 1501749), (4077, 500583), (12231, 166861)]