20475078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262501}}^1$

素因数の和:262519

約数の個数: 16

約数和(自身を含む): 44100336

約数和(自身を除く): 23625258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 262501, 525002, 787503, 1575006, 3412513, 6825026, 10237539, 20475078]

約数ペア:

[(1, 20475078), (2, 10237539), (3, 6825026), (6, 3412513), (13, 1575006), (26, 787503), (39, 525002), (78, 262501)]