209920254

素因数分解:

$2^1\times 3^1\times {\mathrm{1811}}^1\times {\mathrm{19319}}^1$

素因数の和:21135

約数の個数: 16

約数和(自身を含む): 420094080

約数和(自身を除く): 210173826

約数列:

[1, 2, 3, 6, 1811, 3622, 5433, 10866, 19319, 38638, 57957, 115914, 34986709, 69973418, 104960127, 209920254]

約数ペア:

[(1, 209920254), (2, 104960127), (3, 69973418), (6, 34986709), (1811, 115914), (3622, 57957), (5433, 38638), (10866, 19319)]