20098587

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 27561600

約数和(自身を除く): 7463013

約数列:

[1, 3, 43, 129, 347, 449, 1041, 1347, 14921, 19307, 44763, 57921, 155803, 467409, 6699529, 20098587]

約数ペア:

[(1, 20098587), (3, 6699529), (43, 467409), (129, 155803), (347, 57921), (449, 44763), (1041, 19307), (1347, 14921)]