20335225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1441

約数の個数: 24

約数和(自身を含む): 27418880

約数和(自身を除く): 7083655

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 1381, 2945, 6905, 14725, 26239, 34525, 42811, 131195, 214055, 655975, 813409, 1070275, 4067045, 20335225]

約数ペア:

[(1, 20335225), (5, 4067045), (19, 1070275), (25, 813409), (31, 655975), (95, 214055), (155, 131195), (475, 42811), (589, 34525), (775, 26239), (1381, 14725), (2945, 6905)]