15966416

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1083

約数の個数: 40

約数和(自身を含む): 33063360

約数和(自身を除く): 17096944

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1009, 1978, 2018, 3956, 4036, 7912, 8072, 15824, 16144, 23207, 43387, 46414, 86774, 92828, 173548, 185656, 347096, 371312, 694192, 997901, 1995802, 3991604, 7983208, 15966416]

約数ペア:

[(1, 15966416), (2, 7983208), (4, 3991604), (8, 1995802), (16, 997901), (23, 694192), (43, 371312), (46, 347096), (86, 185656), (92, 173548), (172, 92828), (184, 86774), (344, 46414), (368, 43387), (688, 23207), (989, 16144), (1009, 15824), (1978, 8072), (2018, 7912), (3956, 4036)]