20411973

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{18439}}^1$

素因数の和:18489

約数の個数: 16

約数和(自身を含む): 30979200

約数和(自身を除く): 10567227

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 18439, 55317, 165951, 497853, 755999, 2267997, 6803991, 20411973]

約数ペア:

[(1, 20411973), (3, 6803991), (9, 2267997), (27, 755999), (41, 497853), (123, 165951), (369, 55317), (1107, 18439)]