19549486

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{80783}}^1$

素因数の和:80807

約数の個数: 12

約数和(自身を含む): 32232816

約数和(自身を除く): 12683330

約数列:

[1, 2, 11, 22, 121, 242, 80783, 161566, 888613, 1777226, 9774743, 19549486]

約数ペア:

[(1, 19549486), (2, 9774743), (11, 1777226), (22, 888613), (121, 161566), (242, 80783)]