20608466

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{809}}^1$

素因数の和:1129

約数の個数: 16

約数和(自身を含む): 31726080

約数和(自身を除く): 11117614

約数列:

[1, 2, 47, 94, 271, 542, 809, 1618, 12737, 25474, 38023, 76046, 219239, 438478, 10304233, 20608466]

約数ペア:

[(1, 20608466), (2, 10304233), (47, 438478), (94, 219239), (271, 76046), (542, 38023), (809, 25474), (1618, 12737)]