20916488

素因数分解:

$2^3\times {\mathrm{463}}^1\times {\mathrm{5647}}^1$

素因数の和:6116

約数の個数: 16

約数和(自身を含む): 39310080

約数和(自身を除く): 18393592

約数列:

[1, 2, 4, 8, 463, 926, 1852, 3704, 5647, 11294, 22588, 45176, 2614561, 5229122, 10458244, 20916488]

約数ペア:

[(1, 20916488), (2, 10458244), (4, 5229122), (8, 2614561), (463, 45176), (926, 22588), (1852, 11294), (3704, 5647)]