19086273

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{2333}}^1$

素因数の和:2446

約数の個数: 20

約数和(自身を含む): 28806228

約数和(自身を除く): 9719955

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2333, 2727, 6999, 8181, 20997, 62991, 188973, 235633, 706899, 2120697, 6362091, 19086273]

約数ペア:

[(1, 19086273), (3, 6362091), (9, 2120697), (27, 706899), (81, 235633), (101, 188973), (303, 62991), (909, 20997), (2333, 8181), (2727, 6999)]