20160911229

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{720367}}^1$

素因数の和:720880

約数の個数: 16

約数和(自身を含む): 28353684480

約数和(自身を除く): 8192773251

約数列:

[1, 3, 19, 57, 491, 1473, 9329, 27987, 720367, 2161101, 13686973, 41060919, 353700197, 1061100591, 6720303743, 20160911229]

約数ペア:

[(1, 20160911229), (3, 6720303743), (19, 1061100591), (57, 353700197), (491, 41060919), (1473, 13686973), (9329, 2161101), (27987, 720367)]