19763809

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2417}}^1$

素因数の和:2484

約数の個数: 16

約数和(自身を含む): 23154768

約数和(自身を除く): 3390959

約数列:

[1, 13, 17, 37, 221, 481, 629, 2417, 8177, 31421, 41089, 89429, 534157, 1162577, 1520293, 19763809]

約数ペア:

[(1, 19763809), (13, 1520293), (17, 1162577), (37, 534157), (221, 89429), (481, 41089), (629, 31421), (2417, 8177)]