19374509

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 27651456

約数和(自身を除く): 8276947

約数列:

[1, 7, 11, 17, 19, 41, 77, 119, 133, 187, 209, 287, 323, 361, 451, 697, 779, 1309, 1463, 2261, 2527, 3157, 3553, 3971, 4879, 5453, 6137, 7667, 8569, 13243, 14801, 24871, 27797, 42959, 53669, 59983, 67507, 92701, 103607, 145673, 162811, 251617, 472549, 1019711, 1139677, 1761319, 2767787, 19374509]

約数ペア:

[(1, 19374509), (7, 2767787), (11, 1761319), (17, 1139677), (19, 1019711), (41, 472549), (77, 251617), (119, 162811), (133, 145673), (187, 103607), (209, 92701), (287, 67507), (323, 59983), (361, 53669), (451, 42959), (697, 27797), (779, 24871), (1309, 14801), (1463, 13243), (2261, 8569), (2527, 7667), (3157, 6137), (3553, 5453), (3971, 4879)]