20544891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{4153}}^1$

素因数の和:4270

約数の個数: 16

約数和(自身を含む): 29310624

約数和(自身を除く): 8765733

約数列:

[1, 3, 17, 51, 97, 291, 1649, 4153, 4947, 12459, 70601, 211803, 402841, 1208523, 6848297, 20544891]

約数ペア:

[(1, 20544891), (3, 6848297), (17, 1208523), (51, 402841), (97, 211803), (291, 70601), (1649, 12459), (4153, 4947)]