20608532

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1289}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 41321280

約数和(自身を除く): 20712748

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 1289, 2284, 2578, 3997, 5156, 7994, 9023, 15988, 18046, 36092, 736019, 1472038, 2944076, 5152133, 10304266, 20608532]

約数ペア:

[(1, 20608532), (2, 10304266), (4, 5152133), (7, 2944076), (14, 1472038), (28, 736019), (571, 36092), (1142, 18046), (1289, 15988), (2284, 9023), (2578, 7994), (3997, 5156)]