19764173

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3371}}^1$

素因数の和:3436

約数の個数: 16

約数和(自身を含む): 23792832

約数和(自身を除く): 4028659

約数列:

[1, 11, 13, 41, 143, 451, 533, 3371, 5863, 37081, 43823, 138211, 482053, 1520321, 1796743, 19764173]

約数ペア:

[(1, 19764173), (11, 1796743), (13, 1520321), (41, 482053), (143, 138211), (451, 43823), (533, 37081), (3371, 5863)]