209943635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{200903}}^1$

素因数の和:200938

約数の個数: 16

約数和(自身を含む): 289301760

約数和(自身を除く): 79358125

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 200903, 1004515, 2209933, 3817157, 11049665, 19085785, 41988727, 209943635]

約数ペア:

[(1, 209943635), (5, 41988727), (11, 19085785), (19, 11049665), (55, 3817157), (95, 2209933), (209, 1004515), (1045, 200903)]