19811488

素因数分解:

$2^5\times {\mathrm{293}}^1\times {\mathrm{2113}}^1$

素因数の和:2416

約数の個数: 24

約数和(自身を含む): 39155508

約数和(自身を除く): 19344020

約数列:

[1, 2, 4, 8, 16, 32, 293, 586, 1172, 2113, 2344, 4226, 4688, 8452, 9376, 16904, 33808, 67616, 619109, 1238218, 2476436, 4952872, 9905744, 19811488]

約数ペア:

[(1, 19811488), (2, 9905744), (4, 4952872), (8, 2476436), (16, 1238218), (32, 619109), (293, 67616), (586, 33808), (1172, 16904), (2113, 9376), (2344, 8452), (4226, 4688)]