20690769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{10627}}^1$

素因数の和:10700

約数の個数: 16

約数和(自身を含む): 30608640

約数和(自身を除く): 9917871

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 10627, 31881, 116897, 350691, 626993, 1880979, 6896923, 20690769]

約数ペア:

[(1, 20690769), (3, 6896923), (11, 1880979), (33, 626993), (59, 350691), (177, 116897), (649, 31881), (1947, 10627)]