19163894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7103}}^1$

素因数の和:7195

約数の個数: 16

約数和(自身を含む): 30689280

約数和(自身を除く): 11525386

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7103, 14206, 134957, 269914, 504313, 1008626, 9581947, 19163894]

約数ペア:

[(1, 19163894), (2, 9581947), (19, 1008626), (38, 504313), (71, 269914), (142, 134957), (1349, 14206), (2698, 7103)]