20622447

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 30775680

約数和(自身を除く): 10153233

約数列:

[1, 3, 9, 59, 71, 177, 213, 531, 547, 639, 1641, 4189, 4923, 12567, 32273, 37701, 38837, 96819, 116511, 290457, 349533, 2291383, 6874149, 20622447]

約数ペア:

[(1, 20622447), (3, 6874149), (9, 2291383), (59, 349533), (71, 290457), (177, 116511), (213, 96819), (531, 38837), (547, 37701), (639, 32273), (1641, 12567), (4189, 4923)]