20541249

素因数分解:

$3^3\times {\mathrm{439}}^1\times {\mathrm{1733}}^1$

素因数の和:2181

約数の個数: 16

約数和(自身を含む): 30518400

約数和(自身を除く): 9977151

約数列:

[1, 3, 9, 27, 439, 1317, 1733, 3951, 5199, 11853, 15597, 46791, 760787, 2282361, 6847083, 20541249]

約数ペア:

[(1, 20541249), (3, 6847083), (9, 2282361), (27, 760787), (439, 46791), (1317, 15597), (1733, 11853), (3951, 5199)]