20022147

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{1637}}^1$

素因数の和:1800

約数の個数: 20

約数和(自身を含む): 30126096

約数和(自身を除く): 10103949

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 1637, 4077, 4911, 12231, 14733, 44199, 132597, 247187, 741561, 2224683, 6674049, 20022147]

約数ペア:

[(1, 20022147), (3, 6674049), (9, 2224683), (27, 741561), (81, 247187), (151, 132597), (453, 44199), (1359, 14733), (1637, 12231), (4077, 4911)]