20168336

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15187}}^1$

素因数の和:15278

約数の個数: 20

約数和(自身を含む): 39549552

約数和(自身を除く): 19381216

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15187, 30374, 60748, 121496, 242992, 1260521, 2521042, 5042084, 10084168, 20168336]

約数ペア:

[(1, 20168336), (2, 10084168), (4, 5042084), (8, 2521042), (16, 1260521), (83, 242992), (166, 121496), (332, 60748), (664, 30374), (1328, 15187)]