20397492055

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{1021}}^1\times {\mathrm{4751}}^1$

素因数の和:5835

約数の個数: 24

約数和(自身を含む): 25380298944

約数和(自身を除く): 4982806889

約数列:

[1, 5, 29, 145, 841, 1021, 4205, 4751, 5105, 23755, 29609, 137779, 148045, 688895, 858661, 3995591, 4293305, 4850771, 19977955, 24253855, 140672359, 703361795, 4079498411, 20397492055]

約数ペア:

[(1, 20397492055), (5, 4079498411), (29, 703361795), (145, 140672359), (841, 24253855), (1021, 19977955), (4205, 4850771), (4751, 4293305), (5105, 3995591), (23755, 858661), (29609, 688895), (137779, 148045)]