20529662

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 13000450

約数列:

[1, 2, 23, 43, 46, 86, 97, 107, 194, 214, 989, 1978, 2231, 2461, 4171, 4462, 4601, 4922, 8342, 9202, 10379, 20758, 95933, 105823, 191866, 211646, 238717, 446297, 477434, 892594, 10264831, 20529662]

約数ペア:

[(1, 20529662), (2, 10264831), (23, 892594), (43, 477434), (46, 446297), (86, 238717), (97, 211646), (107, 191866), (194, 105823), (214, 95933), (989, 20758), (1978, 10379), (2231, 9202), (2461, 8342), (4171, 4922), (4462, 4601)]