19215952

素因数分解:

$2^4\times 7^1\times {\mathrm{171571}}^1$

素因数の和:171586

約数の個数: 20

約数和(自身を含む): 42549856

約数和(自身を除く): 23333904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171571, 343142, 686284, 1200997, 1372568, 2401994, 2745136, 4803988, 9607976, 19215952]

約数ペア:

[(1, 19215952), (2, 9607976), (4, 4803988), (7, 2745136), (8, 2401994), (14, 1372568), (16, 1200997), (28, 686284), (56, 343142), (112, 171571)]