19445589

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 29821792

約数和(自身を除く): 10376203

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 1861, 3483, 5583, 10449, 16749, 50247, 80023, 150741, 240069, 452223, 720207, 2160621, 6481863, 19445589]

約数ペア:

[(1, 19445589), (3, 6481863), (9, 2160621), (27, 720207), (43, 452223), (81, 240069), (129, 150741), (243, 80023), (387, 50247), (1161, 16749), (1861, 10449), (3483, 5583)]