19267341

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 27762624

約数和(自身を除く): 8495283

約数列:

[1, 3, 17, 51, 71, 213, 289, 313, 867, 939, 1207, 3621, 5321, 15963, 20519, 22223, 61557, 66669, 90457, 271371, 377791, 1133373, 6422447, 19267341]

約数ペア:

[(1, 19267341), (3, 6422447), (17, 1133373), (51, 377791), (71, 271371), (213, 90457), (289, 66669), (313, 61557), (867, 22223), (939, 20519), (1207, 15963), (3621, 5321)]