31928036

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1997}}^1$

素因数の和:2579

約数の個数: 24

約数和(自身を含む): 63999936

約数和(自身を除く): 32071900

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 1997, 2284, 3994, 3997, 7988, 7994, 13979, 15988, 27958, 55916, 1140287, 2280574, 4561148, 7982009, 15964018, 31928036]

約数ペア:

[(1, 31928036), (2, 15964018), (4, 7982009), (7, 4561148), (14, 2280574), (28, 1140287), (571, 55916), (1142, 27958), (1997, 15988), (2284, 13979), (3994, 7994), (3997, 7988)]