18936691191

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{21253301}}^1$

素因数の和:21253324

約数の個数: 20

約数和(自身を含む): 30859794504

約数和(自身を除く): 11923103313

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 21253301, 63759903, 191279709, 233786311, 573839127, 701358933, 1721517381, 2104076799, 6312230397, 18936691191]

約数ペア:

[(1, 18936691191), (3, 6312230397), (9, 2104076799), (11, 1721517381), (27, 701358933), (33, 573839127), (81, 233786311), (99, 191279709), (297, 63759903), (891, 21253301)]