2002057379

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^2$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 2516317440

約数和(自身を除く): 514260061

約数列:

[1, 7, 19, 23, 133, 161, 437, 809, 3059, 5663, 15371, 18607, 107597, 130249, 353533, 654481, 2474731, 4581367, 12435139, 15053063, 87045973, 105371441, 286008197, 2002057379]

約数ペア:

[(1, 2002057379), (7, 286008197), (19, 105371441), (23, 87045973), (133, 15053063), (161, 12435139), (437, 4581367), (809, 2474731), (3059, 654481), (5663, 353533), (15371, 130249), (18607, 107597)]