20280627891

素因数分解:

$3^2\times {\mathrm{557}}^1\times {\mathrm{887}}^1\times {\mathrm{4561}}^1$

素因数の和:6011

約数の個数: 24

約数和(自身を含む): 29386360224

約数和(自身を除く): 9105732333

約数列:

[1, 3, 9, 557, 887, 1671, 2661, 4561, 5013, 7983, 13683, 41049, 494059, 1482177, 2540477, 4045607, 4446531, 7621431, 12136821, 22864293, 36410463, 2253403099, 6760209297, 20280627891]

約数ペア:

[(1, 20280627891), (3, 6760209297), (9, 2253403099), (557, 36410463), (887, 22864293), (1671, 12136821), (2661, 7621431), (4561, 4446531), (5013, 4045607), (7983, 2540477), (13683, 1482177), (41049, 494059)]