18837873

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{36721}}^1$

素因数の和:36749

約数の個数: 16

約数和(自身を含む): 29377600

約数和(自身を除く): 10539727

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 36721, 110163, 330489, 697699, 991467, 2093097, 6279291, 18837873]

約数ペア:

[(1, 18837873), (3, 6279291), (9, 2093097), (19, 991467), (27, 697699), (57, 330489), (171, 110163), (513, 36721)]