2019118549

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{36563}}^1$

素因数の和:36614

約数の個数: 20

約数和(自身を含む): 2457978336

約数和(自身を除く): 438859787

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2401, 7889, 36563, 55223, 255941, 840949, 1791587, 5886643, 12541109, 41206501, 87787763, 288445507, 2019118549]

約数ペア:

[(1, 2019118549), (7, 288445507), (23, 87787763), (49, 41206501), (161, 12541109), (343, 5886643), (1127, 1791587), (2401, 840949), (7889, 255941), (36563, 55223)]