212866918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1627}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 368058240

約数和(自身を除く): 155191322

約数列:

[1, 2, 11, 19, 22, 38, 209, 313, 418, 626, 1627, 3254, 3443, 5947, 6886, 11894, 17897, 30913, 35794, 61826, 65417, 130834, 340043, 509251, 680086, 1018502, 5601761, 9675769, 11203522, 19351538, 106433459, 212866918]

約数ペア:

[(1, 212866918), (2, 106433459), (11, 19351538), (19, 11203522), (22, 9675769), (38, 5601761), (209, 1018502), (313, 680086), (418, 509251), (626, 340043), (1627, 130834), (3254, 65417), (3443, 61826), (5947, 35794), (6886, 30913), (11894, 17897)]