20120844359

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1\times {\mathrm{8669}}^1$

素因数の和:9431

約数の個数: 32

約数和(自身を含む): 25708700160

約数和(自身を除く): 5587855801

約数列:

[1, 7, 11, 43, 77, 301, 473, 701, 3311, 4907, 7711, 8669, 30143, 53977, 60683, 95359, 211001, 331573, 372767, 667513, 2321011, 2609369, 4100437, 6076969, 28703059, 42538783, 66846659, 261309667, 467926613, 1829167669, 2874406337, 20120844359]

約数ペア:

[(1, 20120844359), (7, 2874406337), (11, 1829167669), (43, 467926613), (77, 261309667), (301, 66846659), (473, 42538783), (701, 28703059), (3311, 6076969), (4907, 4100437), (7711, 2609369), (8669, 2321011), (30143, 667513), (53977, 372767), (60683, 331573), (95359, 211001)]