201649072

素因数分解:

$2^4\times {\mathrm{1997}}^1\times {\mathrm{6311}}^1$

素因数の和:8316

約数の個数: 20

約数和(自身を含む): 390952656

約数和(自身を除く): 189303584

約数列:

[1, 2, 4, 8, 16, 1997, 3994, 6311, 7988, 12622, 15976, 25244, 31952, 50488, 100976, 12603067, 25206134, 50412268, 100824536, 201649072]

約数ペア:

[(1, 201649072), (2, 100824536), (4, 50412268), (8, 25206134), (16, 12603067), (1997, 100976), (3994, 50488), (6311, 31952), (7988, 25244), (12622, 15976)]