2019040263

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1311917}}^1$

素因数の和:1311948

約数の個数: 20

約数和(自身を含む): 3174841560

約数和(自身を除く): 1155801297

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1311917, 3935751, 11807253, 24926423, 35421759, 74779269, 106265277, 224337807, 673013421, 2019040263]

約数ペア:

[(1, 2019040263), (3, 673013421), (9, 224337807), (19, 106265277), (27, 74779269), (57, 35421759), (81, 24926423), (171, 11807253), (513, 3935751), (1539, 1311917)]