20640032

素因数分解:

$2^5\times 7^1\times {\mathrm{92143}}^1$

素因数の和:92160

約数の個数: 24

約数和(自身を含む): 46440576

約数和(自身を除く): 25800544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 92143, 184286, 368572, 645001, 737144, 1290002, 1474288, 2580004, 2948576, 5160008, 10320016, 20640032]

約数ペア:

[(1, 20640032), (2, 10320016), (4, 5160008), (7, 2948576), (8, 2580004), (14, 1474288), (16, 1290002), (28, 737144), (32, 645001), (56, 368572), (112, 184286), (224, 92143)]