27400288

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{19913}}^1$

素因数の和:19966

約数の個数: 24

約数和(自身を含む): 55201608

約数和(自身を除く): 27801320

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 19913, 39826, 79652, 159304, 318608, 637216, 856259, 1712518, 3425036, 6850072, 13700144, 27400288]

約数ペア:

[(1, 27400288), (2, 13700144), (4, 6850072), (8, 3425036), (16, 1712518), (32, 856259), (43, 637216), (86, 318608), (172, 159304), (344, 79652), (688, 39826), (1376, 19913)]