20105729541

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{488513}}^1$

素因数の和:488805

約数の個数: 24

約数和(自身を含む): 30864314520

約数和(自身を除く): 10758584979

約数列:

[1, 3, 9, 17, 51, 153, 269, 807, 2421, 4573, 13719, 41157, 488513, 1465539, 4396617, 8304721, 24914163, 74742489, 131409997, 394229991, 1182689973, 2233969949, 6701909847, 20105729541]

約数ペア:

[(1, 20105729541), (3, 6701909847), (9, 2233969949), (17, 1182689973), (51, 394229991), (153, 131409997), (269, 74742489), (807, 24914163), (2421, 8304721), (4573, 4396617), (13719, 1465539), (41157, 488513)]