19538648

素因数分解:

$2^3\times {\mathrm{1223}}^1\times {\mathrm{1997}}^1$

素因数の和:3226

約数の個数: 16

約数和(自身を含む): 36683280

約数和(自身を除く): 17144632

約数列:

[1, 2, 4, 8, 1223, 1997, 2446, 3994, 4892, 7988, 9784, 15976, 2442331, 4884662, 9769324, 19538648]

約数ペア:

[(1, 19538648), (2, 9769324), (4, 4884662), (8, 2442331), (1223, 15976), (1997, 9784), (2446, 7988), (3994, 4892)]