20291206293

素因数分解:

$3^3\times {\mathrm{821}}^1\times {\mathrm{915379}}^1$

素因数の和:916209

約数の個数: 16

約数和(自身を含む): 30097694400

約数和(自身を除く): 9806488107

約数列:

[1, 3, 9, 27, 821, 2463, 7389, 22167, 915379, 2746137, 8238411, 24715233, 751526159, 2254578477, 6763735431, 20291206293]

約数ペア:

[(1, 20291206293), (3, 6763735431), (9, 2254578477), (27, 751526159), (821, 24715233), (2463, 8238411), (7389, 2746137), (22167, 915379)]