1986764758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{215531}}^1$

素因数の和:215963

約数の個数: 16

約数和(自身を含む): 3258843840

約数和(自身を除く): 1272079082

約数列:

[1, 2, 11, 22, 419, 838, 4609, 9218, 215531, 431062, 2370841, 4741682, 90307489, 180614978, 993382379, 1986764758]

約数ペア:

[(1, 1986764758), (2, 993382379), (11, 180614978), (22, 90307489), (419, 4741682), (838, 2370841), (4609, 431062), (9218, 215531)]