18910177

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{593}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 22353408

約数和(自身を除く): 3443231

約数列:

[1, 11, 13, 143, 223, 593, 2453, 2899, 6523, 7709, 31889, 84799, 132239, 1454629, 1719107, 18910177]

約数ペア:

[(1, 18910177), (11, 1719107), (13, 1454629), (143, 132239), (223, 84799), (593, 31889), (2453, 7709), (2899, 6523)]