20185191899

素因数分解:

${\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1511207}}^1$

素因数の和:1511282

約数の個数: 12

約数和(自身を含む): 21879269424

約数和(自身を除く): 1694077525

約数列:

[1, 19, 37, 361, 703, 13357, 1511207, 28712933, 55914659, 545545727, 1062378521, 20185191899]

約数ペア:

[(1, 20185191899), (19, 1062378521), (37, 545545727), (361, 55914659), (703, 28712933), (13357, 1511207)]