20802933

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{5171}}^1$

素因数の和:5329

約数の個数: 16

約数和(自身を含む): 31032000

約数和(自身を除く): 10229067

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 5171, 15513, 46539, 139617, 770479, 2311437, 6934311, 20802933]

約数ペア:

[(1, 20802933), (3, 6934311), (9, 2311437), (27, 770479), (149, 139617), (447, 46539), (1341, 15513), (4023, 5171)]