2080451919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7620703}}^1$

素因数の和:7620726

約数の個数: 16

約数和(自身を含む): 3414075392

約数和(自身を除く): 1333623473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7620703, 22862109, 53344921, 99069139, 160034763, 297207417, 693483973, 2080451919]

約数ペア:

[(1, 2080451919), (3, 693483973), (7, 297207417), (13, 160034763), (21, 99069139), (39, 53344921), (91, 22862109), (273, 7620703)]