20321037

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22807}}^1$

素因数の和:22830

約数の個数: 20

約数和(自身を含む): 33117216

約数和(自身を除く): 12796179

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22807, 68421, 205263, 250877, 615789, 752631, 1847367, 2257893, 6773679, 20321037]

約数ペア:

[(1, 20321037), (3, 6773679), (9, 2257893), (11, 1847367), (27, 752631), (33, 615789), (81, 250877), (99, 205263), (297, 68421), (891, 22807)]