20978616

素因数分解:

$2^3\times 3^1\times {\mathrm{874109}}^1$

素因数の和:874118

約数の個数: 16

約数和(自身を含む): 52446600

約数和(自身を除く): 31467984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 874109, 1748218, 2622327, 3496436, 5244654, 6992872, 10489308, 20978616]

約数ペア:

[(1, 20978616), (2, 10489308), (3, 6992872), (4, 5244654), (6, 3496436), (8, 2622327), (12, 1748218), (24, 874109)]