2019948597

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{137777}}^1$

素因数の和:137970

約数の個数: 20

約数和(自身を含む): 3034147116

約数和(自身を除く): 1014198519

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 4887, 14661, 137777, 413331, 1239993, 3719979, 11159937, 24937637, 74812911, 224438733, 673316199, 2019948597]

約数ペア:

[(1, 2019948597), (3, 673316199), (9, 224438733), (27, 74812911), (81, 24937637), (181, 11159937), (543, 3719979), (1629, 1239993), (4887, 413331), (14661, 137777)]