20450133

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 35380800

約数和(自身を除く): 14930667

約数列:

[1, 3, 9, 11, 17, 29, 33, 51, 87, 99, 153, 187, 261, 319, 419, 493, 561, 957, 1257, 1479, 1683, 2871, 3771, 4437, 4609, 5423, 7123, 12151, 13827, 16269, 21369, 36453, 41481, 48807, 64107, 78353, 109359, 133661, 206567, 235059, 400983, 619701, 705177, 1202949, 1859103, 2272237, 6816711, 20450133]

約数ペア:

[(1, 20450133), (3, 6816711), (9, 2272237), (11, 1859103), (17, 1202949), (29, 705177), (33, 619701), (51, 400983), (87, 235059), (99, 206567), (153, 133661), (187, 109359), (261, 78353), (319, 64107), (419, 48807), (493, 41481), (561, 36453), (957, 21369), (1257, 16269), (1479, 13827), (1683, 12151), (2871, 7123), (3771, 5423), (4437, 4609)]