20044145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19181}}^1$

素因数の和:19216

約数の個数: 16

約数和(自身を含む): 27622080

約数和(自身を除く): 7577935

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19181, 95905, 210991, 364439, 1054955, 1822195, 4008829, 20044145]

約数ペア:

[(1, 20044145), (5, 4008829), (11, 1822195), (19, 1054955), (55, 364439), (95, 210991), (209, 95905), (1045, 19181)]