20161284009

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{29009}}^1$

素因数の和:29257

約数の個数: 32

約数和(自身を含む): 28824336000

約数和(自身を除く): 8663051991

約数列:

[1, 3, 19, 57, 89, 137, 267, 411, 1691, 2603, 5073, 7809, 12193, 29009, 36579, 87027, 231667, 551171, 695001, 1653513, 2581801, 3974233, 7745403, 11922699, 49054219, 75510427, 147162657, 226531281, 353706737, 1061120211, 6720428003, 20161284009]

約数ペア:

[(1, 20161284009), (3, 6720428003), (19, 1061120211), (57, 353706737), (89, 226531281), (137, 147162657), (267, 75510427), (411, 49054219), (1691, 11922699), (2603, 7745403), (5073, 3974233), (7809, 2581801), (12193, 1653513), (29009, 695001), (36579, 551171), (87027, 231667)]