20653866

素因数分解:

$2^1\times 3^4\times {\mathrm{127493}}^1$

素因数の和:127507

約数の個数: 20

約数和(自身を含む): 46280322

約数和(自身を除く): 25626456

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 127493, 254986, 382479, 764958, 1147437, 2294874, 3442311, 6884622, 10326933, 20653866]

約数ペア:

[(1, 20653866), (2, 10326933), (3, 6884622), (6, 3442311), (9, 2294874), (18, 1147437), (27, 764958), (54, 382479), (81, 254986), (162, 127493)]