19300239

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3691}}^1$

素因数の和:3787

約数の個数: 24

約数和(自身を含む): 32253312

約数和(自身を除く): 12953073

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 3691, 5229, 11073, 25837, 33219, 77511, 232533, 306353, 919059, 2144471, 2757177, 6433413, 19300239]

約数ペア:

[(1, 19300239), (3, 6433413), (7, 2757177), (9, 2144471), (21, 919059), (63, 306353), (83, 232533), (249, 77511), (581, 33219), (747, 25837), (1743, 11073), (3691, 5229)]