20160964089

素因数分解:

$3^2\times 7^1\times {\mathrm{320015303}}^1$

素因数の和:320015316

約数の個数: 12

約数和(自身を含む): 33281591616

約数和(自身を除く): 13120627527

約数列:

[1, 3, 7, 9, 21, 63, 320015303, 960045909, 2240107121, 2880137727, 6720321363, 20160964089]

約数ペア:

[(1, 20160964089), (3, 6720321363), (7, 2880137727), (9, 2240107121), (21, 960045909), (63, 320015303)]