19824872

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{79939}}^1$

素因数の和:79976

約数の個数: 16

約数和(自身を含む): 38371200

約数和(自身を除く): 18546328

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 79939, 159878, 319756, 639512, 2478109, 4956218, 9912436, 19824872]

約数ペア:

[(1, 19824872), (2, 9912436), (4, 4956218), (8, 2478109), (31, 639512), (62, 319756), (124, 159878), (248, 79939)]