19775899

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3373}}^1$

素因数の和:3438

約数の個数: 16

約数和(自身を含む): 23806944

約数和(自身を除く): 4031045

約数列:

[1, 11, 13, 41, 143, 451, 533, 3373, 5863, 37103, 43849, 138293, 482339, 1521223, 1797809, 19775899]

約数ペア:

[(1, 19775899), (11, 1797809), (13, 1521223), (41, 482339), (143, 138293), (451, 43849), (533, 37103), (3373, 5863)]