20119561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6373}}^1$

素因数の和:6432

約数の個数: 16

約数和(自身を含む): 25699968

約数和(自身を除く): 5580407

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 6373, 44611, 70103, 261293, 490721, 1829051, 2874223, 20119561]

約数ペア:

[(1, 20119561), (7, 2874223), (11, 1829051), (41, 490721), (77, 261293), (287, 70103), (451, 44611), (3157, 6373)]