19841738

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{769}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 36220800

約数和(自身を除く): 16379062

約数列:

[1, 2, 7, 14, 19, 38, 97, 133, 194, 266, 679, 769, 1358, 1538, 1843, 3686, 5383, 10766, 12901, 14611, 25802, 29222, 74593, 102277, 149186, 204554, 522151, 1044302, 1417267, 2834534, 9920869, 19841738]

約数ペア:

[(1, 19841738), (2, 9920869), (7, 2834534), (14, 1417267), (19, 1044302), (38, 522151), (97, 204554), (133, 149186), (194, 102277), (266, 74593), (679, 29222), (769, 25802), (1358, 14611), (1538, 12901), (1843, 10766), (3686, 5383)]