19660617

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{15493}}^1$

素因数の和:15549

約数の個数: 16

約数和(自身を含む): 29748480

約数和(自身を除く): 10087863

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 15493, 46479, 139437, 418311, 728171, 2184513, 6553539, 19660617]

約数ペア:

[(1, 19660617), (3, 6553539), (9, 2184513), (27, 728171), (47, 418311), (141, 139437), (423, 46479), (1269, 15493)]